20131991070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:1002

約数の個数: 128

約数和(自身を含む): 49967124480

約数和(自身を除く): 29835133410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 79, 142, 158, 181, 213, 237, 355, 362, 395, 426, 474, 543, 661, 710, 790, 905, 1065, 1086, 1185, 1322, 1810, 1983, 2130, 2370, 2715, 3305, 3966, 5430, 5609, 6610, 9915, 11218, 12851, 14299, 16827, 19830, 25702, 28045, 28598, 33654, 38553, 42897, 46931, 52219, 56090, 64255, 71495, 77106, 84135, 85794, 93862, 104438, 119641, 128510, 140793, 142990, 156657, 168270, 192765, 214485, 234655, 239282, 261095, 281586, 313314, 358923, 385530, 428970, 469310, 522190, 598205, 703965, 717846, 783285, 1015229, 1196410, 1407930, 1566570, 1794615, 2030458, 3045687, 3589230, 3707549, 5076145, 6091374, 7415098, 8494511, 9451639, 10152290, 11122647, 15228435, 16989022, 18537745, 18903278, 22245294, 25483533, 28354917, 30456870, 37075490, 42472555, 47258195, 50967066, 55613235, 56709834, 84945110, 94516390, 111226470, 127417665, 141774585, 254835330, 283549170, 671066369, 1342132738, 2013199107, 3355331845, 4026398214, 6710663690, 10065995535, 20131991070]

約数ペア:

[(1, 20131991070), (2, 10065995535), (3, 6710663690), (5, 4026398214), (6, 3355331845), (10, 2013199107), (15, 1342132738), (30, 671066369), (71, 283549170), (79, 254835330), (142, 141774585), (158, 127417665), (181, 111226470), (213, 94516390), (237, 84945110), (355, 56709834), (362, 55613235), (395, 50967066), (426, 47258195), (474, 42472555), (543, 37075490), (661, 30456870), (710, 28354917), (790, 25483533), (905, 22245294), (1065, 18903278), (1086, 18537745), (1185, 16989022), (1322, 15228435), (1810, 11122647), (1983, 10152290), (2130, 9451639), (2370, 8494511), (2715, 7415098), (3305, 6091374), (3966, 5076145), (5430, 3707549), (5609, 3589230), (6610, 3045687), (9915, 2030458), (11218, 1794615), (12851, 1566570), (14299, 1407930), (16827, 1196410), (19830, 1015229), (25702, 783285), (28045, 717846), (28598, 703965), (33654, 598205), (38553, 522190), (42897, 469310), (46931, 428970), (52219, 385530), (56090, 358923), (64255, 313314), (71495, 281586), (77106, 261095), (84135, 239282), (85794, 234655), (93862, 214485), (104438, 192765), (119641, 168270), (128510, 156657), (140793, 142990)]