90761860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 231840000

約数和(自身を除く): 141078140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 149, 190, 229, 266, 298, 380, 458, 532, 596, 665, 745, 916, 1043, 1145, 1330, 1490, 1603, 2086, 2290, 2660, 2831, 2980, 3206, 4172, 4351, 4580, 5215, 5662, 6412, 8015, 8702, 10430, 11324, 14155, 16030, 17404, 19817, 20860, 21755, 28310, 30457, 32060, 34121, 39634, 43510, 56620, 60914, 68242, 79268, 87020, 99085, 121828, 136484, 152285, 170605, 198170, 238847, 304570, 341210, 396340, 477694, 609140, 648299, 682420, 955388, 1194235, 1296598, 2388470, 2593196, 3241495, 4538093, 4776940, 6482990, 9076186, 12965980, 18152372, 22690465, 45380930, 90761860]

約数ペア:

[(1, 90761860), (2, 45380930), (4, 22690465), (5, 18152372), (7, 12965980), (10, 9076186), (14, 6482990), (19, 4776940), (20, 4538093), (28, 3241495), (35, 2593196), (38, 2388470), (70, 1296598), (76, 1194235), (95, 955388), (133, 682420), (140, 648299), (149, 609140), (190, 477694), (229, 396340), (266, 341210), (298, 304570), (380, 238847), (458, 198170), (532, 170605), (596, 152285), (665, 136484), (745, 121828), (916, 99085), (1043, 87020), (1145, 79268), (1330, 68242), (1490, 60914), (1603, 56620), (2086, 43510), (2290, 39634), (2660, 34121), (2831, 32060), (2980, 30457), (3206, 28310), (4172, 21755), (4351, 20860), (4580, 19817), (5215, 17404), (5662, 16030), (6412, 14155), (8015, 11324), (8702, 10430)]