19810138320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1231}}^1$

素因数の和:1391

約数の個数: 480

約数和(自身を含む): 79312257024

約数和(自身を除く): 59502118704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 103, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 206, 210, 217, 240, 248, 252, 279, 280, 309, 310, 315, 336, 360, 372, 412, 420, 434, 465, 496, 504, 515, 558, 560, 618, 620, 630, 651, 720, 721, 744, 824, 840, 868, 927, 930, 1008, 1030, 1085, 1116, 1231, 1236, 1240, 1260, 1302, 1395, 1442, 1488, 1545, 1648, 1680, 1736, 1854, 1860, 1953, 2060, 2163, 2170, 2232, 2462, 2472, 2480, 2520, 2604, 2790, 2884, 3090, 3193, 3255, 3472, 3605, 3693, 3708, 3720, 3906, 4120, 4326, 4340, 4464, 4635, 4924, 4944, 5040, 5208, 5580, 5768, 6155, 6180, 6386, 6489, 6510, 7210, 7386, 7416, 7440, 7812, 8240, 8617, 8652, 8680, 9270, 9579, 9765, 9848, 10416, 10815, 11079, 11160, 11536, 12310, 12360, 12772, 12978, 13020, 14420, 14772, 14832, 15624, 15965, 17234, 17304, 17360, 18465, 18540, 19158, 19530, 19696, 21630, 22158, 22320, 22351, 24620, 24720, 25544, 25851, 25956, 26040, 28737, 28840, 29544, 31248, 31930, 32445, 34468, 34608, 36930, 37080, 38161, 38316, 39060, 43085, 43260, 44316, 44702, 47895, 49240, 51088, 51702, 51912, 52080, 55395, 57474, 57680, 59088, 63860, 64890, 67053, 68936, 73860, 74160, 76322, 76632, 77553, 78120, 86170, 86520, 88632, 89404, 95790, 98480, 103404, 103824, 110790, 111755, 114483, 114948, 126793, 127720, 129255, 129780, 134106, 137872, 143685, 147720, 152644, 153264, 155106, 156240, 172340, 173040, 177264, 178808, 190805, 191580, 201159, 206808, 221580, 223510, 228966, 229896, 253586, 255440, 258510, 259560, 267127, 268212, 287370, 295440, 305288, 310212, 335265, 343449, 344680, 357616, 380379, 381610, 383160, 387765, 402318, 413616, 443160, 447020, 457932, 459792, 507172, 517020, 519120, 534254, 536424, 572415, 574740, 610576, 620424, 633965, 670530, 686898, 689360, 760758, 763220, 766320, 775530, 801381, 804636, 886320, 887551, 894040, 915864, 1005795, 1014344, 1034040, 1068508, 1072848, 1141137, 1144830, 1149480, 1240848, 1267930, 1335635, 1341060, 1373796, 1521516, 1526440, 1551060, 1602762, 1609272, 1717245, 1775102, 1788080, 1831728, 1901895, 2011590, 2028688, 2068080, 2137016, 2282274, 2289660, 2298960, 2404143, 2535860, 2662653, 2671270, 2682120, 2747592, 3043032, 3052880, 3102120, 3205524, 3218544, 3434490, 3550204, 3803790, 3930583, 4006905, 4023180, 4274032, 4437755, 4564548, 4579320, 4808286, 5071720, 5325306, 5342540, 5364240, 5495184, 5705685, 6086064, 6204240, 6411048, 6868980, 7100408, 7607580, 7861166, 7987959, 8013810, 8046360, 8875510, 9129096, 9158640, 9616572, 10143440, 10650612, 10685080, 11411370, 11791749, 12020715, 12822096, 13313265, 13737960, 14200816, 15215160, 15722332, 15975918, 16027620, 16092720, 17751020, 18258192, 19233144, 19652915, 21301224, 21370160, 22822740, 23583498, 24041430, 26626530, 27475920, 27514081, 30430320, 31444664, 31951836, 32055240, 35375247, 35502040, 38466288, 39305830, 39939795, 42602448, 45645480, 47166996, 48082860, 53253060, 55028162, 58958745, 62889328, 63903672, 64110480, 70750494, 71004080, 78611660, 79879590, 82542243, 91290960, 94333992, 96165720, 106506120, 110056324, 117917490, 127807344, 137570405, 141500988, 157223320, 159759180, 165084486, 176876235, 188667984, 192331440, 213012240, 220112648, 235834980, 247626729, 275140810, 283001976, 314446640, 319518360, 330168972, 353752470, 412711215, 440225296, 471669960, 495253458, 550281620, 566003952, 639036720, 660337944, 707504940, 825422430, 943339920, 990506916, 1100563240, 1238133645, 1320675888, 1415009880, 1650844860, 1981013832, 2201126480, 2476267290, 2830019760, 3301689720, 3962027664, 4952534580, 6603379440, 9905069160, 19810138320]

約数ペア:

[(1, 19810138320), (2, 9905069160), (3, 6603379440), (4, 4952534580), (5, 3962027664), (6, 3301689720), (7, 2830019760), (8, 2476267290), (9, 2201126480), (10, 1981013832), (12, 1650844860), (14, 1415009880), (15, 1320675888), (16, 1238133645), (18, 1100563240), (20, 990506916), (21, 943339920), (24, 825422430), (28, 707504940), (30, 660337944), (31, 639036720), (35, 566003952), (36, 550281620), (40, 495253458), (42, 471669960), (45, 440225296), (48, 412711215), (56, 353752470), (60, 330168972), (62, 319518360), (63, 314446640), (70, 283001976), (72, 275140810), (80, 247626729), (84, 235834980), (90, 220112648), (93, 213012240), (103, 192331440), (105, 188667984), (112, 176876235), (120, 165084486), (124, 159759180), (126, 157223320), (140, 141500988), (144, 137570405), (155, 127807344), (168, 117917490), (180, 110056324), (186, 106506120), (206, 96165720), (210, 94333992), (217, 91290960), (240, 82542243), (248, 79879590), (252, 78611660), (279, 71004080), (280, 70750494), (309, 64110480), (310, 63903672), (315, 62889328), (336, 58958745), (360, 55028162), (372, 53253060), (412, 48082860), (420, 47166996), (434, 45645480), (465, 42602448), (496, 39939795), (504, 39305830), (515, 38466288), (558, 35502040), (560, 35375247), (618, 32055240), (620, 31951836), (630, 31444664), (651, 30430320), (720, 27514081), (721, 27475920), (744, 26626530), (824, 24041430), (840, 23583498), (868, 22822740), (927, 21370160), (930, 21301224), (1008, 19652915), (1030, 19233144), (1085, 18258192), (1116, 17751020), (1231, 16092720), (1236, 16027620), (1240, 15975918), (1260, 15722332), (1302, 15215160), (1395, 14200816), (1442, 13737960), (1488, 13313265), (1545, 12822096), (1648, 12020715), (1680, 11791749), (1736, 11411370), (1854, 10685080), (1860, 10650612), (1953, 10143440), (2060, 9616572), (2163, 9158640), (2170, 9129096), (2232, 8875510), (2462, 8046360), (2472, 8013810), (2480, 7987959), (2520, 7861166), (2604, 7607580), (2790, 7100408), (2884, 6868980), (3090, 6411048), (3193, 6204240), (3255, 6086064), (3472, 5705685), (3605, 5495184), (3693, 5364240), (3708, 5342540), (3720, 5325306), (3906, 5071720), (4120, 4808286), (4326, 4579320), (4340, 4564548), (4464, 4437755), (4635, 4274032), (4924, 4023180), (4944, 4006905), (5040, 3930583), (5208, 3803790), (5580, 3550204), (5768, 3434490), (6155, 3218544), (6180, 3205524), (6386, 3102120), (6489, 3052880), (6510, 3043032), (7210, 2747592), (7386, 2682120), (7416, 2671270), (7440, 2662653), (7812, 2535860), (8240, 2404143), (8617, 2298960), (8652, 2289660), (8680, 2282274), (9270, 2137016), (9579, 2068080), (9765, 2028688), (9848, 2011590), (10416, 1901895), (10815, 1831728), (11079, 1788080), (11160, 1775102), (11536, 1717245), (12310, 1609272), (12360, 1602762), (12772, 1551060), (12978, 1526440), (13020, 1521516), (14420, 1373796), (14772, 1341060), (14832, 1335635), (15624, 1267930), (15965, 1240848), (17234, 1149480), (17304, 1144830), (17360, 1141137), (18465, 1072848), (18540, 1068508), (19158, 1034040), (19530, 1014344), (19696, 1005795), (21630, 915864), (22158, 894040), (22320, 887551), (22351, 886320), (24620, 804636), (24720, 801381), (25544, 775530), (25851, 766320), (25956, 763220), (26040, 760758), (28737, 689360), (28840, 686898), (29544, 670530), (31248, 633965), (31930, 620424), (32445, 610576), (34468, 574740), (34608, 572415), (36930, 536424), (37080, 534254), (38161, 519120), (38316, 517020), (39060, 507172), (43085, 459792), (43260, 457932), (44316, 447020), (44702, 443160), (47895, 413616), (49240, 402318), (51088, 387765), (51702, 383160), (51912, 381610), (52080, 380379), (55395, 357616), (57474, 344680), (57680, 343449), (59088, 335265), (63860, 310212), (64890, 305288), (67053, 295440), (68936, 287370), (73860, 268212), (74160, 267127), (76322, 259560), (76632, 258510), (77553, 255440), (78120, 253586), (86170, 229896), (86520, 228966), (88632, 223510), (89404, 221580), (95790, 206808), (98480, 201159), (103404, 191580), (103824, 190805), (110790, 178808), (111755, 177264), (114483, 173040), (114948, 172340), (126793, 156240), (127720, 155106), (129255, 153264), (129780, 152644), (134106, 147720), (137872, 143685)]