218401120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1789}}^1$

素因数の和:1920

約数の個数: 96

約数和(自身を含む): 595425600

約数和(自身を除く): 377024480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 109, 112, 140, 160, 218, 224, 280, 436, 545, 560, 763, 872, 1090, 1120, 1526, 1744, 1789, 2180, 3052, 3488, 3578, 3815, 4360, 6104, 7156, 7630, 8720, 8945, 12208, 12523, 14312, 15260, 17440, 17890, 24416, 25046, 28624, 30520, 35780, 50092, 57248, 61040, 62615, 71560, 100184, 122080, 125230, 143120, 195001, 200368, 250460, 286240, 390002, 400736, 500920, 780004, 975005, 1001840, 1365007, 1560008, 1950010, 2003680, 2730014, 3120016, 3900020, 5460028, 6240032, 6825035, 7800040, 10920056, 13650070, 15600080, 21840112, 27300140, 31200160, 43680224, 54600280, 109200560, 218401120]

約数ペア:

[(1, 218401120), (2, 109200560), (4, 54600280), (5, 43680224), (7, 31200160), (8, 27300140), (10, 21840112), (14, 15600080), (16, 13650070), (20, 10920056), (28, 7800040), (32, 6825035), (35, 6240032), (40, 5460028), (56, 3900020), (70, 3120016), (80, 2730014), (109, 2003680), (112, 1950010), (140, 1560008), (160, 1365007), (218, 1001840), (224, 975005), (280, 780004), (436, 500920), (545, 400736), (560, 390002), (763, 286240), (872, 250460), (1090, 200368), (1120, 195001), (1526, 143120), (1744, 125230), (1789, 122080), (2180, 100184), (3052, 71560), (3488, 62615), (3578, 61040), (3815, 57248), (4360, 50092), (6104, 35780), (7156, 30520), (7630, 28624), (8720, 25046), (8945, 24416), (12208, 17890), (12523, 17440), (14312, 15260)]