181728120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3229}}^1$

素因数の和:3317

約数の個数: 128

約数和(自身を含む): 632563200

約数和(自身を除く): 450835080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 402, 420, 469, 536, 670, 804, 840, 938, 1005, 1340, 1407, 1608, 1876, 2010, 2345, 2680, 2814, 3229, 3752, 4020, 4690, 5628, 6458, 7035, 8040, 9380, 9687, 11256, 12916, 14070, 16145, 18760, 19374, 22603, 25832, 28140, 32290, 38748, 45206, 48435, 56280, 64580, 67809, 77496, 90412, 96870, 113015, 129160, 135618, 180824, 193740, 216343, 226030, 271236, 339045, 387480, 432686, 452060, 542472, 649029, 678090, 865372, 904120, 1081715, 1298058, 1356180, 1514401, 1730744, 2163430, 2596116, 2712360, 3028802, 3245145, 4326860, 4543203, 5192232, 6057604, 6490290, 7572005, 8653720, 9086406, 12115208, 12980580, 15144010, 18172812, 22716015, 25961160, 30288020, 36345624, 45432030, 60576040, 90864060, 181728120]

約数ペア:

[(1, 181728120), (2, 90864060), (3, 60576040), (4, 45432030), (5, 36345624), (6, 30288020), (7, 25961160), (8, 22716015), (10, 18172812), (12, 15144010), (14, 12980580), (15, 12115208), (20, 9086406), (21, 8653720), (24, 7572005), (28, 6490290), (30, 6057604), (35, 5192232), (40, 4543203), (42, 4326860), (56, 3245145), (60, 3028802), (67, 2712360), (70, 2596116), (84, 2163430), (105, 1730744), (120, 1514401), (134, 1356180), (140, 1298058), (168, 1081715), (201, 904120), (210, 865372), (268, 678090), (280, 649029), (335, 542472), (402, 452060), (420, 432686), (469, 387480), (536, 339045), (670, 271236), (804, 226030), (840, 216343), (938, 193740), (1005, 180824), (1340, 135618), (1407, 129160), (1608, 113015), (1876, 96870), (2010, 90412), (2345, 77496), (2680, 67809), (2814, 64580), (3229, 56280), (3752, 48435), (4020, 45206), (4690, 38748), (5628, 32290), (6458, 28140), (7035, 25832), (8040, 22603), (9380, 19374), (9687, 18760), (11256, 16145), (12916, 14070)]