274570760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{859}}^1$

素因数の和:1062

約数の個数: 64

約数和(自身を含む): 633441600

約数和(自身を除く): 358870840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 131, 244, 262, 305, 488, 524, 610, 655, 859, 1048, 1220, 1310, 1718, 2440, 2620, 3436, 4295, 5240, 6872, 7991, 8590, 15982, 17180, 31964, 34360, 39955, 52399, 63928, 79910, 104798, 112529, 159820, 209596, 225058, 261995, 319640, 419192, 450116, 523990, 562645, 900232, 1047980, 1125290, 2095960, 2250580, 4501160, 6864269, 13728538, 27457076, 34321345, 54914152, 68642690, 137285380, 274570760]

約数ペア:

[(1, 274570760), (2, 137285380), (4, 68642690), (5, 54914152), (8, 34321345), (10, 27457076), (20, 13728538), (40, 6864269), (61, 4501160), (122, 2250580), (131, 2095960), (244, 1125290), (262, 1047980), (305, 900232), (488, 562645), (524, 523990), (610, 450116), (655, 419192), (859, 319640), (1048, 261995), (1220, 225058), (1310, 209596), (1718, 159820), (2440, 112529), (2620, 104798), (3436, 79910), (4295, 63928), (5240, 52399), (6872, 39955), (7991, 34360), (8590, 31964), (15982, 17180)]