68940960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1187}}^1$

素因数の和:1227

約数の個数: 144

約数和(自身を含む): 238902048

約数和(自身を除く): 169961088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 220, 240, 242, 264, 330, 352, 363, 440, 480, 484, 528, 605, 660, 726, 880, 968, 1056, 1187, 1210, 1320, 1452, 1760, 1815, 1936, 2374, 2420, 2640, 2904, 3561, 3630, 3872, 4748, 4840, 5280, 5808, 5935, 7122, 7260, 9496, 9680, 11616, 11870, 13057, 14244, 14520, 17805, 18992, 19360, 23740, 26114, 28488, 29040, 35610, 37984, 39171, 47480, 52228, 56976, 58080, 65285, 71220, 78342, 94960, 104456, 113952, 130570, 142440, 143627, 156684, 189920, 195855, 208912, 261140, 284880, 287254, 313368, 391710, 417824, 430881, 522280, 569760, 574508, 626736, 718135, 783420, 861762, 1044560, 1149016, 1253472, 1436270, 1566840, 1723524, 2089120, 2154405, 2298032, 2872540, 3133680, 3447048, 4308810, 4596064, 5745080, 6267360, 6894096, 8617620, 11490160, 13788192, 17235240, 22980320, 34470480, 68940960]

約数ペア:

[(1, 68940960), (2, 34470480), (3, 22980320), (4, 17235240), (5, 13788192), (6, 11490160), (8, 8617620), (10, 6894096), (11, 6267360), (12, 5745080), (15, 4596064), (16, 4308810), (20, 3447048), (22, 3133680), (24, 2872540), (30, 2298032), (32, 2154405), (33, 2089120), (40, 1723524), (44, 1566840), (48, 1436270), (55, 1253472), (60, 1149016), (66, 1044560), (80, 861762), (88, 783420), (96, 718135), (110, 626736), (120, 574508), (121, 569760), (132, 522280), (160, 430881), (165, 417824), (176, 391710), (220, 313368), (240, 287254), (242, 284880), (264, 261140), (330, 208912), (352, 195855), (363, 189920), (440, 156684), (480, 143627), (484, 142440), (528, 130570), (605, 113952), (660, 104456), (726, 94960), (880, 78342), (968, 71220), (1056, 65285), (1187, 58080), (1210, 56976), (1320, 52228), (1452, 47480), (1760, 39171), (1815, 37984), (1936, 35610), (2374, 29040), (2420, 28488), (2640, 26114), (2904, 23740), (3561, 19360), (3630, 18992), (3872, 17805), (4748, 14520), (4840, 14244), (5280, 13057), (5808, 11870), (5935, 11616), (7122, 9680), (7260, 9496)]