28398960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39443}}^1$

素因数の和:39462

約数の個数: 60

約数和(自身を含む): 95375592

約数和(自身を除く): 66976632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39443, 78886, 118329, 157772, 197215, 236658, 315544, 354987, 394430, 473316, 591645, 631088, 709974, 788860, 946632, 1183290, 1419948, 1577720, 1774935, 1893264, 2366580, 2839896, 3155440, 3549870, 4733160, 5679792, 7099740, 9466320, 14199480, 28398960]

約数ペア:

[(1, 28398960), (2, 14199480), (3, 9466320), (4, 7099740), (5, 5679792), (6, 4733160), (8, 3549870), (9, 3155440), (10, 2839896), (12, 2366580), (15, 1893264), (16, 1774935), (18, 1577720), (20, 1419948), (24, 1183290), (30, 946632), (36, 788860), (40, 709974), (45, 631088), (48, 591645), (60, 473316), (72, 394430), (80, 354987), (90, 315544), (120, 236658), (144, 197215), (180, 157772), (240, 118329), (360, 78886), (720, 39443)]