16904880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 57973968

約数和(自身を除く): 41069088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 443, 477, 530, 636, 720, 795, 848, 886, 954, 1060, 1272, 1329, 1590, 1772, 1908, 2120, 2215, 2385, 2544, 2658, 3180, 3544, 3816, 3987, 4240, 4430, 4770, 5316, 6360, 6645, 7088, 7632, 7974, 8860, 9540, 10632, 12720, 13290, 15948, 17720, 19080, 19935, 21264, 23479, 26580, 31896, 35440, 38160, 39870, 46958, 53160, 63792, 70437, 79740, 93916, 106320, 117395, 140874, 159480, 187832, 211311, 234790, 281748, 318960, 352185, 375664, 422622, 469580, 563496, 704370, 845244, 939160, 1056555, 1126992, 1408740, 1690488, 1878320, 2113110, 2817480, 3380976, 4226220, 5634960, 8452440, 16904880]

約数ペア:

[(1, 16904880), (2, 8452440), (3, 5634960), (4, 4226220), (5, 3380976), (6, 2817480), (8, 2113110), (9, 1878320), (10, 1690488), (12, 1408740), (15, 1126992), (16, 1056555), (18, 939160), (20, 845244), (24, 704370), (30, 563496), (36, 469580), (40, 422622), (45, 375664), (48, 352185), (53, 318960), (60, 281748), (72, 234790), (80, 211311), (90, 187832), (106, 159480), (120, 140874), (144, 117395), (159, 106320), (180, 93916), (212, 79740), (240, 70437), (265, 63792), (318, 53160), (360, 46958), (424, 39870), (443, 38160), (477, 35440), (530, 31896), (636, 26580), (720, 23479), (795, 21264), (848, 19935), (886, 19080), (954, 17720), (1060, 15948), (1272, 13290), (1329, 12720), (1590, 10632), (1772, 9540), (1908, 8860), (2120, 7974), (2215, 7632), (2385, 7088), (2544, 6645), (2658, 6360), (3180, 5316), (3544, 4770), (3816, 4430), (3987, 4240)]