890733270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{107}}^1\times {\mathrm{809}}^1$

素因数の和:947

約数の個数: 128

約数和(自身を含む): 2519424000

約数和(自身を除く): 1628690730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 107, 147, 210, 214, 245, 294, 321, 343, 490, 535, 642, 686, 735, 749, 809, 1029, 1070, 1470, 1498, 1605, 1618, 1715, 2058, 2247, 2427, 3210, 3430, 3745, 4045, 4494, 4854, 5145, 5243, 5663, 7490, 8090, 10290, 10486, 11235, 11326, 12135, 15729, 16989, 22470, 24270, 26215, 28315, 31458, 33978, 36701, 39641, 52430, 56630, 73402, 78645, 79282, 84945, 86563, 110103, 118923, 157290, 169890, 173126, 183505, 198205, 220206, 237846, 259689, 277487, 367010, 396410, 432815, 519378, 550515, 554974, 594615, 605941, 832461, 865630, 1101030, 1189230, 1211882, 1298445, 1387435, 1664922, 1817823, 2596890, 2774870, 3029705, 3635646, 4162305, 4241587, 6059410, 8324610, 8483174, 9089115, 12724761, 18178230, 21207935, 25449522, 29691109, 42415870, 59382218, 63623805, 89073327, 127247610, 148455545, 178146654, 296911090, 445366635, 890733270]

約数ペア:

[(1, 890733270), (2, 445366635), (3, 296911090), (5, 178146654), (6, 148455545), (7, 127247610), (10, 89073327), (14, 63623805), (15, 59382218), (21, 42415870), (30, 29691109), (35, 25449522), (42, 21207935), (49, 18178230), (70, 12724761), (98, 9089115), (105, 8483174), (107, 8324610), (147, 6059410), (210, 4241587), (214, 4162305), (245, 3635646), (294, 3029705), (321, 2774870), (343, 2596890), (490, 1817823), (535, 1664922), (642, 1387435), (686, 1298445), (735, 1211882), (749, 1189230), (809, 1101030), (1029, 865630), (1070, 832461), (1470, 605941), (1498, 594615), (1605, 554974), (1618, 550515), (1715, 519378), (2058, 432815), (2247, 396410), (2427, 367010), (3210, 277487), (3430, 259689), (3745, 237846), (4045, 220206), (4494, 198205), (4854, 183505), (5145, 173126), (5243, 169890), (5663, 157290), (7490, 118923), (8090, 110103), (10290, 86563), (10486, 84945), (11235, 79282), (11326, 78645), (12135, 73402), (15729, 56630), (16989, 52430), (22470, 39641), (24270, 36701), (26215, 33978), (28315, 31458)]