468914680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1605

約数の個数: 128

約数和(自身を含む): 1235404800

約数和(自身を除く): 766490120

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 31, 38, 40, 52, 62, 65, 76, 95, 104, 124, 130, 152, 155, 190, 247, 248, 260, 310, 380, 403, 494, 520, 589, 620, 760, 806, 988, 1178, 1235, 1240, 1531, 1612, 1976, 2015, 2356, 2470, 2945, 3062, 3224, 4030, 4712, 4940, 5890, 6124, 7655, 7657, 8060, 9880, 11780, 12248, 15310, 15314, 16120, 19903, 23560, 29089, 30620, 30628, 38285, 39806, 47461, 58178, 61240, 61256, 76570, 79612, 94922, 99515, 116356, 145445, 153140, 159224, 189844, 199030, 232712, 237305, 290890, 306280, 378157, 379688, 398060, 474610, 581780, 616993, 756314, 796120, 901759, 949220, 1163560, 1233986, 1512628, 1803518, 1890785, 1898440, 2467972, 3025256, 3084965, 3607036, 3781570, 4508795, 4935944, 6169930, 7214072, 7563140, 9017590, 11722867, 12339860, 15126280, 18035180, 23445734, 24679720, 36070360, 46891468, 58614335, 93782936, 117228670, 234457340, 468914680]

約数ペア:

[(1, 468914680), (2, 234457340), (4, 117228670), (5, 93782936), (8, 58614335), (10, 46891468), (13, 36070360), (19, 24679720), (20, 23445734), (26, 18035180), (31, 15126280), (38, 12339860), (40, 11722867), (52, 9017590), (62, 7563140), (65, 7214072), (76, 6169930), (95, 4935944), (104, 4508795), (124, 3781570), (130, 3607036), (152, 3084965), (155, 3025256), (190, 2467972), (247, 1898440), (248, 1890785), (260, 1803518), (310, 1512628), (380, 1233986), (403, 1163560), (494, 949220), (520, 901759), (589, 796120), (620, 756314), (760, 616993), (806, 581780), (988, 474610), (1178, 398060), (1235, 379688), (1240, 378157), (1531, 306280), (1612, 290890), (1976, 237305), (2015, 232712), (2356, 199030), (2470, 189844), (2945, 159224), (3062, 153140), (3224, 145445), (4030, 116356), (4712, 99515), (4940, 94922), (5890, 79612), (6124, 76570), (7655, 61256), (7657, 61240), (8060, 58178), (9880, 47461), (11780, 39806), (12248, 38285), (15310, 30628), (15314, 30620), (16120, 29089), (19903, 23560)]