20512506560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{733}}^1$

素因数の和:832

約数の個数: 336

約数和(自身を含む): 62203998528

約数和(自身を除く): 41691491968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 728, 733, 806, 832, 868, 910, 961, 992, 1040, 1085, 1120, 1240, 1456, 1466, 1612, 1736, 1820, 1922, 1984, 2015, 2080, 2170, 2240, 2480, 2821, 2912, 2932, 3224, 3472, 3640, 3665, 3844, 4030, 4160, 4340, 4805, 4960, 5131, 5642, 5824, 5864, 6448, 6727, 6944, 7280, 7330, 7688, 8060, 8680, 9529, 9610, 9920, 10262, 11284, 11728, 12493, 12896, 13454, 13888, 14105, 14560, 14660, 15376, 16120, 17360, 19058, 19220, 20524, 22568, 22723, 23456, 24986, 25655, 25792, 26908, 28210, 29120, 29320, 30752, 32240, 33635, 34720, 38116, 38440, 41048, 45136, 45446, 46912, 47645, 49972, 51310, 53816, 56420, 58640, 61504, 62465, 64480, 66703, 67270, 69440, 76232, 76880, 82096, 87451, 90272, 90892, 95290, 99944, 102620, 107632, 112840, 113615, 117280, 124930, 128960, 133406, 134540, 152464, 153760, 159061, 164192, 174902, 180544, 181784, 190580, 199888, 205240, 215264, 225680, 227230, 234560, 249860, 266812, 269080, 295399, 304928, 307520, 318122, 328384, 333515, 349804, 363568, 381160, 399776, 410480, 430528, 437255, 451360, 454460, 499720, 533624, 538160, 590798, 609856, 636244, 667030, 699608, 704413, 727136, 762320, 795305, 799552, 820960, 874510, 902720, 908920, 999440, 1067248, 1076320, 1181596, 1272488, 1334060, 1399216, 1408826, 1454272, 1476995, 1524640, 1590610, 1641920, 1749020, 1817840, 1998880, 2067793, 2134496, 2152640, 2363192, 2544976, 2668120, 2798432, 2817652, 2953990, 3049280, 3181220, 3498040, 3522065, 3635680, 3997760, 4135586, 4268992, 4726384, 4930891, 5089952, 5336240, 5596864, 5635304, 5907980, 6362440, 6996080, 7044130, 7271360, 8271172, 9157369, 9452768, 9861782, 10179904, 10338965, 10672480, 11270608, 11815960, 12724880, 13992160, 14088260, 16542344, 18314738, 18905536, 19723564, 20677930, 21344960, 22541216, 23631920, 24654455, 25449760, 27984320, 28176520, 33084688, 36629476, 39447128, 41355860, 45082432, 45786845, 47263840, 49308910, 50899520, 56353040, 64101583, 66169376, 73258952, 78894256, 82711720, 91573690, 94527680, 98617820, 112706080, 128203166, 132338752, 146517904, 157788512, 165423440, 183147380, 197235640, 225412160, 256406332, 293035808, 315577024, 320507915, 330846880, 366294760, 394471280, 512812664, 586071616, 641015830, 661693760, 732589520, 788942560, 1025625328, 1282031660, 1465179040, 1577885120, 2051250656, 2564063320, 2930358080, 4102501312, 5128126640, 10256253280, 20512506560]

約数ペア:

[(1, 20512506560), (2, 10256253280), (4, 5128126640), (5, 4102501312), (7, 2930358080), (8, 2564063320), (10, 2051250656), (13, 1577885120), (14, 1465179040), (16, 1282031660), (20, 1025625328), (26, 788942560), (28, 732589520), (31, 661693760), (32, 641015830), (35, 586071616), (40, 512812664), (52, 394471280), (56, 366294760), (62, 330846880), (64, 320507915), (65, 315577024), (70, 293035808), (80, 256406332), (91, 225412160), (104, 197235640), (112, 183147380), (124, 165423440), (130, 157788512), (140, 146517904), (155, 132338752), (160, 128203166), (182, 112706080), (208, 98617820), (217, 94527680), (224, 91573690), (248, 82711720), (260, 78894256), (280, 73258952), (310, 66169376), (320, 64101583), (364, 56353040), (403, 50899520), (416, 49308910), (434, 47263840), (448, 45786845), (455, 45082432), (496, 41355860), (520, 39447128), (560, 36629476), (620, 33084688), (728, 28176520), (733, 27984320), (806, 25449760), (832, 24654455), (868, 23631920), (910, 22541216), (961, 21344960), (992, 20677930), (1040, 19723564), (1085, 18905536), (1120, 18314738), (1240, 16542344), (1456, 14088260), (1466, 13992160), (1612, 12724880), (1736, 11815960), (1820, 11270608), (1922, 10672480), (1984, 10338965), (2015, 10179904), (2080, 9861782), (2170, 9452768), (2240, 9157369), (2480, 8271172), (2821, 7271360), (2912, 7044130), (2932, 6996080), (3224, 6362440), (3472, 5907980), (3640, 5635304), (3665, 5596864), (3844, 5336240), (4030, 5089952), (4160, 4930891), (4340, 4726384), (4805, 4268992), (4960, 4135586), (5131, 3997760), (5642, 3635680), (5824, 3522065), (5864, 3498040), (6448, 3181220), (6727, 3049280), (6944, 2953990), (7280, 2817652), (7330, 2798432), (7688, 2668120), (8060, 2544976), (8680, 2363192), (9529, 2152640), (9610, 2134496), (9920, 2067793), (10262, 1998880), (11284, 1817840), (11728, 1749020), (12493, 1641920), (12896, 1590610), (13454, 1524640), (13888, 1476995), (14105, 1454272), (14560, 1408826), (14660, 1399216), (15376, 1334060), (16120, 1272488), (17360, 1181596), (19058, 1076320), (19220, 1067248), (20524, 999440), (22568, 908920), (22723, 902720), (23456, 874510), (24986, 820960), (25655, 799552), (25792, 795305), (26908, 762320), (28210, 727136), (29120, 704413), (29320, 699608), (30752, 667030), (32240, 636244), (33635, 609856), (34720, 590798), (38116, 538160), (38440, 533624), (41048, 499720), (45136, 454460), (45446, 451360), (46912, 437255), (47645, 430528), (49972, 410480), (51310, 399776), (53816, 381160), (56420, 363568), (58640, 349804), (61504, 333515), (62465, 328384), (64480, 318122), (66703, 307520), (67270, 304928), (69440, 295399), (76232, 269080), (76880, 266812), (82096, 249860), (87451, 234560), (90272, 227230), (90892, 225680), (95290, 215264), (99944, 205240), (102620, 199888), (107632, 190580), (112840, 181784), (113615, 180544), (117280, 174902), (124930, 164192), (128960, 159061), (133406, 153760), (134540, 152464)]