321275640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3943}}^1$

素因数の和:4061

約数の個数: 128

約数和(自身を含む): 1113154560

約数和(自身を除く): 791878920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 280, 291, 388, 420, 485, 582, 679, 776, 840, 970, 1164, 1358, 1455, 1940, 2037, 2328, 2716, 2910, 3395, 3880, 3943, 4074, 5432, 5820, 6790, 7886, 8148, 10185, 11640, 11829, 13580, 15772, 16296, 19715, 20370, 23658, 27160, 27601, 31544, 39430, 40740, 47316, 55202, 59145, 78860, 81480, 82803, 94632, 110404, 118290, 138005, 157720, 165606, 220808, 236580, 276010, 331212, 382471, 414015, 473160, 552020, 662424, 764942, 828030, 1104040, 1147413, 1529884, 1656060, 1912355, 2294826, 2677297, 3059768, 3312120, 3824710, 4589652, 5354594, 5737065, 7649420, 8031891, 9179304, 10709188, 11474130, 13386485, 15298840, 16063782, 21418376, 22948260, 26772970, 32127564, 40159455, 45896520, 53545940, 64255128, 80318910, 107091880, 160637820, 321275640]

約数ペア:

[(1, 321275640), (2, 160637820), (3, 107091880), (4, 80318910), (5, 64255128), (6, 53545940), (7, 45896520), (8, 40159455), (10, 32127564), (12, 26772970), (14, 22948260), (15, 21418376), (20, 16063782), (21, 15298840), (24, 13386485), (28, 11474130), (30, 10709188), (35, 9179304), (40, 8031891), (42, 7649420), (56, 5737065), (60, 5354594), (70, 4589652), (84, 3824710), (97, 3312120), (105, 3059768), (120, 2677297), (140, 2294826), (168, 1912355), (194, 1656060), (210, 1529884), (280, 1147413), (291, 1104040), (388, 828030), (420, 764942), (485, 662424), (582, 552020), (679, 473160), (776, 414015), (840, 382471), (970, 331212), (1164, 276010), (1358, 236580), (1455, 220808), (1940, 165606), (2037, 157720), (2328, 138005), (2716, 118290), (2910, 110404), (3395, 94632), (3880, 82803), (3943, 81480), (4074, 78860), (5432, 59145), (5820, 55202), (6790, 47316), (7886, 40740), (8148, 39430), (10185, 31544), (11640, 27601), (11829, 27160), (13580, 23658), (15772, 20370), (16296, 19715)]