30649360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 82137600

約数和(自身を除く): 51488240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 239, 280, 458, 478, 560, 916, 956, 1145, 1195, 1603, 1673, 1832, 1912, 2290, 2390, 3206, 3346, 3664, 3824, 4580, 4780, 6412, 6692, 8015, 8365, 9160, 9560, 12824, 13384, 16030, 16730, 18320, 19120, 25648, 26768, 32060, 33460, 54731, 64120, 66920, 109462, 128240, 133840, 218924, 273655, 383117, 437848, 547310, 766234, 875696, 1094620, 1532468, 1915585, 2189240, 3064936, 3831170, 4378480, 6129872, 7662340, 15324680, 30649360]

約数ペア:

[(1, 30649360), (2, 15324680), (4, 7662340), (5, 6129872), (7, 4378480), (8, 3831170), (10, 3064936), (14, 2189240), (16, 1915585), (20, 1532468), (28, 1094620), (35, 875696), (40, 766234), (56, 547310), (70, 437848), (80, 383117), (112, 273655), (140, 218924), (229, 133840), (239, 128240), (280, 109462), (458, 66920), (478, 64120), (560, 54731), (916, 33460), (956, 32060), (1145, 26768), (1195, 25648), (1603, 19120), (1673, 18320), (1832, 16730), (1912, 16030), (2290, 13384), (2390, 12824), (3206, 9560), (3346, 9160), (3664, 8365), (3824, 8015), (4580, 6692), (4780, 6412)]