660345348

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 1792644224

約数和(自身を除く): 1132298876

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 97, 102, 151, 156, 194, 204, 221, 289, 291, 302, 388, 442, 453, 578, 582, 604, 663, 867, 884, 906, 1156, 1164, 1261, 1326, 1649, 1734, 1812, 1963, 2522, 2567, 2652, 3298, 3468, 3757, 3783, 3926, 4947, 5044, 5134, 5889, 6596, 7514, 7566, 7701, 7852, 9894, 10268, 11271, 11778, 14647, 15028, 15132, 15402, 19788, 21437, 22542, 23556, 28033, 29294, 30804, 33371, 42874, 43639, 43941, 45084, 56066, 58588, 64311, 66742, 84099, 85748, 87278, 87882, 100113, 112132, 128622, 130917, 133484, 168198, 174556, 175764, 190411, 200226, 248999, 257244, 261834, 336396, 364429, 380822, 400452, 497998, 523668, 567307, 571233, 728858, 746997, 761644, 995996, 1093287, 1134614, 1142466, 1457716, 1493994, 1701921, 2186574, 2269228, 2284932, 2987988, 3236987, 3403842, 4232983, 4373148, 6473974, 6807684, 8465966, 9710961, 12698949, 12947948, 16931932, 19421922, 25397898, 38843844, 50795796, 55028779, 110057558, 165086337, 220115116, 330172674, 660345348]

約数ペア:

[(1, 660345348), (2, 330172674), (3, 220115116), (4, 165086337), (6, 110057558), (12, 55028779), (13, 50795796), (17, 38843844), (26, 25397898), (34, 19421922), (39, 16931932), (51, 12947948), (52, 12698949), (68, 9710961), (78, 8465966), (97, 6807684), (102, 6473974), (151, 4373148), (156, 4232983), (194, 3403842), (204, 3236987), (221, 2987988), (289, 2284932), (291, 2269228), (302, 2186574), (388, 1701921), (442, 1493994), (453, 1457716), (578, 1142466), (582, 1134614), (604, 1093287), (663, 995996), (867, 761644), (884, 746997), (906, 728858), (1156, 571233), (1164, 567307), (1261, 523668), (1326, 497998), (1649, 400452), (1734, 380822), (1812, 364429), (1963, 336396), (2522, 261834), (2567, 257244), (2652, 248999), (3298, 200226), (3468, 190411), (3757, 175764), (3783, 174556), (3926, 168198), (4947, 133484), (5044, 130917), (5134, 128622), (5889, 112132), (6596, 100113), (7514, 87882), (7566, 87278), (7701, 85748), (7852, 84099), (9894, 66742), (10268, 64311), (11271, 58588), (11778, 56066), (14647, 45084), (15028, 43941), (15132, 43639), (15402, 42874), (19788, 33371), (21437, 30804), (22542, 29294), (23556, 28033)]