648127788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 2077931520

約数和(自身を除く): 1429803732

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 31, 33, 34, 42, 44, 51, 62, 66, 68, 77, 84, 93, 102, 119, 121, 124, 132, 154, 186, 187, 204, 217, 231, 238, 242, 308, 341, 357, 363, 372, 374, 434, 462, 476, 484, 527, 561, 651, 682, 714, 726, 748, 847, 868, 924, 1023, 1054, 1122, 1302, 1309, 1331, 1364, 1428, 1452, 1581, 1694, 2046, 2057, 2108, 2244, 2387, 2541, 2604, 2618, 2662, 3162, 3388, 3689, 3751, 3927, 3993, 4092, 4114, 4774, 5082, 5236, 5324, 5797, 6171, 6324, 7161, 7378, 7502, 7854, 7986, 8228, 9317, 9548, 10164, 11067, 11253, 11594, 12342, 14322, 14399, 14641, 14756, 15004, 15708, 15972, 17391, 18634, 22134, 22506, 22627, 23188, 24684, 26257, 27951, 28644, 28798, 29282, 34782, 37268, 40579, 41261, 43197, 43923, 44268, 45012, 45254, 52514, 55902, 57596, 58564, 63767, 67881, 69564, 78771, 81158, 82522, 86394, 87846, 90508, 102487, 105028, 111804, 121737, 123783, 127534, 135762, 157542, 158389, 162316, 165044, 172788, 175692, 191301, 204974, 243474, 247566, 248897, 255068, 271524, 288827, 307461, 315084, 316778, 382602, 409948, 446369, 453871, 475167, 486948, 495132, 497794, 577654, 614922, 633556, 701437, 746691, 765204, 866481, 892738, 907742, 950334, 995588, 1155308, 1229844, 1339107, 1361613, 1402874, 1493382, 1732962, 1742279, 1785476, 1815484, 1900668, 2104311, 2678214, 2723226, 2805748, 2986764, 3177097, 3465924, 3484558, 4208622, 4910059, 5226837, 5356428, 5446452, 6354194, 6969116, 7715807, 8417244, 9531291, 9820118, 10453674, 12708388, 14730177, 15431614, 19062582, 19640236, 20907348, 23147421, 29460354, 30863228, 38125164, 46294842, 54010649, 58920708, 92589684, 108021298, 162031947, 216042596, 324063894, 648127788]

約数ペア:

[(1, 648127788), (2, 324063894), (3, 216042596), (4, 162031947), (6, 108021298), (7, 92589684), (11, 58920708), (12, 54010649), (14, 46294842), (17, 38125164), (21, 30863228), (22, 29460354), (28, 23147421), (31, 20907348), (33, 19640236), (34, 19062582), (42, 15431614), (44, 14730177), (51, 12708388), (62, 10453674), (66, 9820118), (68, 9531291), (77, 8417244), (84, 7715807), (93, 6969116), (102, 6354194), (119, 5446452), (121, 5356428), (124, 5226837), (132, 4910059), (154, 4208622), (186, 3484558), (187, 3465924), (204, 3177097), (217, 2986764), (231, 2805748), (238, 2723226), (242, 2678214), (308, 2104311), (341, 1900668), (357, 1815484), (363, 1785476), (372, 1742279), (374, 1732962), (434, 1493382), (462, 1402874), (476, 1361613), (484, 1339107), (527, 1229844), (561, 1155308), (651, 995588), (682, 950334), (714, 907742), (726, 892738), (748, 866481), (847, 765204), (868, 746691), (924, 701437), (1023, 633556), (1054, 614922), (1122, 577654), (1302, 497794), (1309, 495132), (1331, 486948), (1364, 475167), (1428, 453871), (1452, 446369), (1581, 409948), (1694, 382602), (2046, 316778), (2057, 315084), (2108, 307461), (2244, 288827), (2387, 271524), (2541, 255068), (2604, 248897), (2618, 247566), (2662, 243474), (3162, 204974), (3388, 191301), (3689, 175692), (3751, 172788), (3927, 165044), (3993, 162316), (4092, 158389), (4114, 157542), (4774, 135762), (5082, 127534), (5236, 123783), (5324, 121737), (5797, 111804), (6171, 105028), (6324, 102487), (7161, 90508), (7378, 87846), (7502, 86394), (7854, 82522), (7986, 81158), (8228, 78771), (9317, 69564), (9548, 67881), (10164, 63767), (11067, 58564), (11253, 57596), (11594, 55902), (12342, 52514), (14322, 45254), (14399, 45012), (14641, 44268), (14756, 43923), (15004, 43197), (15708, 41261), (15972, 40579), (17391, 37268), (18634, 34782), (22134, 29282), (22506, 28798), (22627, 28644), (23188, 27951), (24684, 26257)]