231790728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 668707200

約数和(自身を除く): 436916472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 61, 76, 78, 104, 114, 122, 152, 156, 183, 228, 244, 247, 312, 366, 456, 488, 494, 641, 732, 741, 793, 988, 1159, 1282, 1464, 1482, 1586, 1923, 1976, 2318, 2379, 2564, 2964, 3172, 3477, 3846, 4636, 4758, 5128, 5928, 6344, 6954, 7692, 8333, 9272, 9516, 12179, 13908, 15067, 15384, 16666, 19032, 24358, 24999, 27816, 30134, 33332, 36537, 39101, 45201, 48716, 49998, 60268, 66664, 73074, 78202, 90402, 97432, 99996, 117303, 120536, 146148, 156404, 158327, 180804, 199992, 234606, 292296, 312808, 316654, 361608, 469212, 474981, 508313, 633308, 742919, 938424, 949962, 1016626, 1266616, 1485838, 1524939, 1899924, 2033252, 2228757, 2971676, 3049878, 3799848, 4066504, 4457514, 5943352, 6099756, 8915028, 9657947, 12199512, 17830056, 19315894, 28973841, 38631788, 57947682, 77263576, 115895364, 231790728]

約数ペア:

[(1, 231790728), (2, 115895364), (3, 77263576), (4, 57947682), (6, 38631788), (8, 28973841), (12, 19315894), (13, 17830056), (19, 12199512), (24, 9657947), (26, 8915028), (38, 6099756), (39, 5943352), (52, 4457514), (57, 4066504), (61, 3799848), (76, 3049878), (78, 2971676), (104, 2228757), (114, 2033252), (122, 1899924), (152, 1524939), (156, 1485838), (183, 1266616), (228, 1016626), (244, 949962), (247, 938424), (312, 742919), (366, 633308), (456, 508313), (488, 474981), (494, 469212), (641, 361608), (732, 316654), (741, 312808), (793, 292296), (988, 234606), (1159, 199992), (1282, 180804), (1464, 158327), (1482, 156404), (1586, 146148), (1923, 120536), (1976, 117303), (2318, 99996), (2379, 97432), (2564, 90402), (2964, 78202), (3172, 73074), (3477, 66664), (3846, 60268), (4636, 49998), (4758, 48716), (5128, 45201), (5928, 39101), (6344, 36537), (6954, 33332), (7692, 30134), (8333, 27816), (9272, 24999), (9516, 24358), (12179, 19032), (13908, 16666), (15067, 15384)]