290247776

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:557

約数の個数: 144

約数和(自身を含む): 742044240

約数和(自身を除く): 451796464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 91, 98, 104, 112, 116, 182, 196, 203, 208, 224, 232, 364, 377, 392, 406, 416, 464, 491, 637, 728, 754, 784, 812, 928, 982, 1274, 1421, 1456, 1508, 1568, 1624, 1964, 2548, 2639, 2842, 2912, 3016, 3248, 3437, 3928, 5096, 5278, 5684, 6032, 6383, 6496, 6874, 7856, 10192, 10556, 11368, 12064, 12766, 13748, 14239, 15712, 18473, 20384, 21112, 22736, 24059, 25532, 27496, 28478, 36946, 42224, 44681, 45472, 48118, 51064, 54992, 56956, 73892, 84448, 89362, 96236, 99673, 102128, 109984, 113912, 147784, 178724, 185107, 192472, 199346, 204256, 227824, 295568, 312767, 357448, 370214, 384944, 398692, 455648, 591136, 625534, 697711, 714896, 740428, 769888, 797384, 1251068, 1295749, 1395422, 1429792, 1480856, 1594768, 2502136, 2591498, 2790844, 2961712, 3189536, 5004272, 5182996, 5581688, 5923424, 9070243, 10008544, 10365992, 11163376, 18140486, 20731984, 22326752, 36280972, 41463968, 72561944, 145123888, 290247776]

約数ペア:

[(1, 290247776), (2, 145123888), (4, 72561944), (7, 41463968), (8, 36280972), (13, 22326752), (14, 20731984), (16, 18140486), (26, 11163376), (28, 10365992), (29, 10008544), (32, 9070243), (49, 5923424), (52, 5581688), (56, 5182996), (58, 5004272), (91, 3189536), (98, 2961712), (104, 2790844), (112, 2591498), (116, 2502136), (182, 1594768), (196, 1480856), (203, 1429792), (208, 1395422), (224, 1295749), (232, 1251068), (364, 797384), (377, 769888), (392, 740428), (406, 714896), (416, 697711), (464, 625534), (491, 591136), (637, 455648), (728, 398692), (754, 384944), (784, 370214), (812, 357448), (928, 312767), (982, 295568), (1274, 227824), (1421, 204256), (1456, 199346), (1508, 192472), (1568, 185107), (1624, 178724), (1964, 147784), (2548, 113912), (2639, 109984), (2842, 102128), (2912, 99673), (3016, 96236), (3248, 89362), (3437, 84448), (3928, 73892), (5096, 56956), (5278, 54992), (5684, 51064), (6032, 48118), (6383, 45472), (6496, 44681), (6874, 42224), (7856, 36946), (10192, 28478), (10556, 27496), (11368, 25532), (12064, 24059), (12766, 22736), (13748, 21112), (14239, 20384), (15712, 18473)]