31916116960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2281}}^1$

素因数の和:2378

約数の個数: 288

約数和(自身を含む): 95934476736

約数和(自身を除く): 64018359776

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 364, 403, 416, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 961, 992, 1040, 1085, 1120, 1240, 1456, 1612, 1736, 1820, 1922, 2015, 2080, 2170, 2281, 2480, 2821, 2912, 3224, 3472, 3640, 3844, 4030, 4340, 4562, 4805, 4960, 5642, 6448, 6727, 6944, 7280, 7688, 8060, 8680, 9124, 9610, 11284, 11405, 12493, 12896, 13454, 14105, 14560, 15376, 15967, 16120, 17360, 18248, 19220, 22568, 22810, 24986, 26908, 28210, 29653, 30752, 31934, 32240, 33635, 34720, 36496, 38440, 45136, 45620, 49972, 53816, 56420, 59306, 62465, 63868, 64480, 67270, 70711, 72992, 76880, 79835, 87451, 90272, 91240, 99944, 107632, 112840, 118612, 124930, 127736, 134540, 141422, 148265, 153760, 159670, 174902, 182480, 199888, 207571, 215264, 225680, 237224, 249860, 255472, 269080, 282844, 296530, 319340, 349804, 353555, 364960, 399776, 415142, 437255, 451360, 474448, 494977, 499720, 510944, 538160, 565688, 593060, 638680, 699608, 707110, 830284, 874510, 919243, 948896, 989954, 999440, 1037855, 1076320, 1131376, 1186120, 1277360, 1399216, 1414220, 1660568, 1749020, 1838486, 1979908, 1998880, 2075710, 2192041, 2262752, 2372240, 2474885, 2554720, 2798432, 2828440, 3321136, 3498040, 3676972, 3959816, 4151420, 4384082, 4596215, 4744480, 4949770, 5656880, 6434701, 6642272, 6996080, 7353944, 7919632, 8302840, 8768164, 9192430, 9899540, 10960205, 11313760, 12869402, 13992160, 14707888, 15344287, 15839264, 16605680, 17536328, 18384860, 19799080, 21920410, 25738804, 28496533, 29415776, 30688574, 32173505, 33211360, 35072656, 36769720, 39598160, 43840820, 51477608, 56993066, 61377148, 64347010, 70145312, 73539440, 76721435, 79196320, 87681640, 102955216, 113986132, 122754296, 128694020, 142482665, 147078880, 153442870, 175363280, 199475731, 205910432, 227972264, 245508592, 257388040, 284965330, 306885740, 350726560, 398951462, 455944528, 491017184, 514776080, 569930660, 613771480, 797902924, 911889056, 997378655, 1029552160, 1139861320, 1227542960, 1595805848, 1994757310, 2279722640, 2455085920, 3191611696, 3989514620, 4559445280, 6383223392, 7979029240, 15958058480, 31916116960]

約数ペア:

[(1, 31916116960), (2, 15958058480), (4, 7979029240), (5, 6383223392), (7, 4559445280), (8, 3989514620), (10, 3191611696), (13, 2455085920), (14, 2279722640), (16, 1994757310), (20, 1595805848), (26, 1227542960), (28, 1139861320), (31, 1029552160), (32, 997378655), (35, 911889056), (40, 797902924), (52, 613771480), (56, 569930660), (62, 514776080), (65, 491017184), (70, 455944528), (80, 398951462), (91, 350726560), (104, 306885740), (112, 284965330), (124, 257388040), (130, 245508592), (140, 227972264), (155, 205910432), (160, 199475731), (182, 175363280), (208, 153442870), (217, 147078880), (224, 142482665), (248, 128694020), (260, 122754296), (280, 113986132), (310, 102955216), (364, 87681640), (403, 79196320), (416, 76721435), (434, 73539440), (455, 70145312), (496, 64347010), (520, 61377148), (560, 56993066), (620, 51477608), (728, 43840820), (806, 39598160), (868, 36769720), (910, 35072656), (961, 33211360), (992, 32173505), (1040, 30688574), (1085, 29415776), (1120, 28496533), (1240, 25738804), (1456, 21920410), (1612, 19799080), (1736, 18384860), (1820, 17536328), (1922, 16605680), (2015, 15839264), (2080, 15344287), (2170, 14707888), (2281, 13992160), (2480, 12869402), (2821, 11313760), (2912, 10960205), (3224, 9899540), (3472, 9192430), (3640, 8768164), (3844, 8302840), (4030, 7919632), (4340, 7353944), (4562, 6996080), (4805, 6642272), (4960, 6434701), (5642, 5656880), (6448, 4949770), (6727, 4744480), (6944, 4596215), (7280, 4384082), (7688, 4151420), (8060, 3959816), (8680, 3676972), (9124, 3498040), (9610, 3321136), (11284, 2828440), (11405, 2798432), (12493, 2554720), (12896, 2474885), (13454, 2372240), (14105, 2262752), (14560, 2192041), (15376, 2075710), (15967, 1998880), (16120, 1979908), (17360, 1838486), (18248, 1749020), (19220, 1660568), (22568, 1414220), (22810, 1399216), (24986, 1277360), (26908, 1186120), (28210, 1131376), (29653, 1076320), (30752, 1037855), (31934, 999440), (32240, 989954), (33635, 948896), (34720, 919243), (36496, 874510), (38440, 830284), (45136, 707110), (45620, 699608), (49972, 638680), (53816, 593060), (56420, 565688), (59306, 538160), (62465, 510944), (63868, 499720), (64480, 494977), (67270, 474448), (70711, 451360), (72992, 437255), (76880, 415142), (79835, 399776), (87451, 364960), (90272, 353555), (91240, 349804), (99944, 319340), (107632, 296530), (112840, 282844), (118612, 269080), (124930, 255472), (127736, 249860), (134540, 237224), (141422, 225680), (148265, 215264), (153760, 207571), (159670, 199888), (174902, 182480)]