648413688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 1804783680

約数和(自身を除く): 1156369992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 123, 156, 164, 173, 246, 293, 312, 328, 346, 492, 519, 533, 586, 692, 879, 984, 1038, 1066, 1172, 1384, 1599, 1758, 2076, 2132, 2249, 2344, 3198, 3516, 3809, 4152, 4264, 4498, 6396, 6747, 7032, 7093, 7618, 8996, 11427, 12013, 12792, 13494, 14186, 15236, 17992, 21279, 22854, 24026, 26988, 28372, 30472, 36039, 42558, 45708, 48052, 50689, 53976, 56744, 72078, 85116, 91416, 92209, 96104, 101378, 144156, 152067, 156169, 170232, 184418, 202756, 276627, 288312, 304134, 312338, 368836, 405512, 468507, 553254, 608268, 624676, 658957, 737672, 937014, 1106508, 1216536, 1249352, 1317914, 1874028, 1976871, 2078249, 2213016, 2635828, 3748056, 3953742, 4156498, 5271656, 6234747, 7907484, 8312996, 12469494, 15814968, 16625992, 24938988, 27017237, 49877976, 54034474, 81051711, 108068948, 162103422, 216137896, 324206844, 648413688]

約数ペア:

[(1, 648413688), (2, 324206844), (3, 216137896), (4, 162103422), (6, 108068948), (8, 81051711), (12, 54034474), (13, 49877976), (24, 27017237), (26, 24938988), (39, 16625992), (41, 15814968), (52, 12469494), (78, 8312996), (82, 7907484), (104, 6234747), (123, 5271656), (156, 4156498), (164, 3953742), (173, 3748056), (246, 2635828), (293, 2213016), (312, 2078249), (328, 1976871), (346, 1874028), (492, 1317914), (519, 1249352), (533, 1216536), (586, 1106508), (692, 937014), (879, 737672), (984, 658957), (1038, 624676), (1066, 608268), (1172, 553254), (1384, 468507), (1599, 405512), (1758, 368836), (2076, 312338), (2132, 304134), (2249, 288312), (2344, 276627), (3198, 202756), (3516, 184418), (3809, 170232), (4152, 156169), (4264, 152067), (4498, 144156), (6396, 101378), (6747, 96104), (7032, 92209), (7093, 91416), (7618, 85116), (8996, 72078), (11427, 56744), (12013, 53976), (12792, 50689), (13494, 48052), (14186, 45708), (15236, 42558), (17992, 36039), (21279, 30472), (22854, 28372), (24026, 26988)]