1878341368

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 4064256000

約数和(自身を除く): 2185914632

約数列:

[1, 2, 4, 8, 19, 23, 29, 38, 46, 58, 76, 92, 97, 116, 152, 184, 191, 194, 232, 382, 388, 437, 551, 667, 764, 776, 874, 1102, 1334, 1528, 1748, 1843, 2204, 2231, 2668, 2813, 3496, 3629, 3686, 4393, 4408, 4462, 5336, 5539, 5626, 7258, 7372, 8786, 8924, 11078, 11252, 12673, 14516, 14744, 17572, 17848, 18527, 22156, 22504, 25346, 29032, 35144, 37054, 42389, 44312, 50692, 53447, 64699, 74108, 83467, 84778, 101384, 105241, 106894, 127397, 129398, 148216, 166934, 169556, 210482, 213788, 254794, 258796, 333868, 339112, 352013, 420964, 426121, 427576, 509588, 517592, 537283, 667736, 704026, 841928, 852242, 1019176, 1074566, 1229281, 1408052, 1704484, 2149132, 2420543, 2458562, 2816104, 3408968, 4298264, 4841086, 4917124, 8096299, 9682172, 9834248, 10208377, 12357509, 16192598, 19364344, 20416754, 24715018, 32385196, 40833508, 49430036, 64770392, 81667016, 98860072, 234792671, 469585342, 939170684, 1878341368]

約数ペア:

[(1, 1878341368), (2, 939170684), (4, 469585342), (8, 234792671), (19, 98860072), (23, 81667016), (29, 64770392), (38, 49430036), (46, 40833508), (58, 32385196), (76, 24715018), (92, 20416754), (97, 19364344), (116, 16192598), (152, 12357509), (184, 10208377), (191, 9834248), (194, 9682172), (232, 8096299), (382, 4917124), (388, 4841086), (437, 4298264), (551, 3408968), (667, 2816104), (764, 2458562), (776, 2420543), (874, 2149132), (1102, 1704484), (1334, 1408052), (1528, 1229281), (1748, 1074566), (1843, 1019176), (2204, 852242), (2231, 841928), (2668, 704026), (2813, 667736), (3496, 537283), (3629, 517592), (3686, 509588), (4393, 427576), (4408, 426121), (4462, 420964), (5336, 352013), (5539, 339112), (5626, 333868), (7258, 258796), (7372, 254794), (8786, 213788), (8924, 210482), (11078, 169556), (11252, 166934), (12673, 148216), (14516, 129398), (14744, 127397), (17572, 106894), (17848, 105241), (18527, 101384), (22156, 84778), (22504, 83467), (25346, 74108), (29032, 64699), (35144, 53447), (37054, 50692), (42389, 44312)]