1305727360

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{291457}}^1$

素因数の和:291483

約数の個数: 64

約数和(自身を含む): 3567445920

約数和(自身を除く): 2261718560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 291457, 582914, 1165828, 1457285, 2040199, 2331656, 2914570, 4080398, 4663312, 5829140, 8160796, 9326624, 10200995, 11658280, 16321592, 18653248, 20401990, 23316560, 32643184, 37306496, 40803980, 46633120, 65286368, 81607960, 93266240, 130572736, 163215920, 186532480, 261145472, 326431840, 652863680, 1305727360]

約数ペア:

[(1, 1305727360), (2, 652863680), (4, 326431840), (5, 261145472), (7, 186532480), (8, 163215920), (10, 130572736), (14, 93266240), (16, 81607960), (20, 65286368), (28, 46633120), (32, 40803980), (35, 37306496), (40, 32643184), (56, 23316560), (64, 20401990), (70, 18653248), (80, 16321592), (112, 11658280), (128, 10200995), (140, 9326624), (160, 8160796), (224, 5829140), (280, 4663312), (320, 4080398), (448, 2914570), (560, 2331656), (640, 2040199), (896, 1457285), (1120, 1165828), (2240, 582914), (4480, 291457)]