71652360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2047

約数の個数: 128

約数和(自身を含む): 241678080

約数和(自身を除く): 170025720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 1997, 2392, 2760, 2990, 3588, 3994, 4485, 5980, 5991, 7176, 7988, 8970, 9985, 11960, 11982, 15976, 17940, 19970, 23964, 25961, 29955, 35880, 39940, 45931, 47928, 51922, 59910, 77883, 79880, 91862, 103844, 119820, 129805, 137793, 155766, 183724, 207688, 229655, 239640, 259610, 275586, 311532, 367448, 389415, 459310, 519220, 551172, 597103, 623064, 688965, 778830, 918620, 1038440, 1102344, 1194206, 1377930, 1557660, 1791309, 1837240, 2388412, 2755860, 2985515, 3115320, 3582618, 4776824, 5511720, 5971030, 7165236, 8956545, 11942060, 14330472, 17913090, 23884120, 35826180, 71652360]

約数ペア:

[(1, 71652360), (2, 35826180), (3, 23884120), (4, 17913090), (5, 14330472), (6, 11942060), (8, 8956545), (10, 7165236), (12, 5971030), (13, 5511720), (15, 4776824), (20, 3582618), (23, 3115320), (24, 2985515), (26, 2755860), (30, 2388412), (39, 1837240), (40, 1791309), (46, 1557660), (52, 1377930), (60, 1194206), (65, 1102344), (69, 1038440), (78, 918620), (92, 778830), (104, 688965), (115, 623064), (120, 597103), (130, 551172), (138, 519220), (156, 459310), (184, 389415), (195, 367448), (230, 311532), (260, 275586), (276, 259610), (299, 239640), (312, 229655), (345, 207688), (390, 183724), (460, 155766), (520, 137793), (552, 129805), (598, 119820), (690, 103844), (780, 91862), (897, 79880), (920, 77883), (1196, 59910), (1380, 51922), (1495, 47928), (1560, 45931), (1794, 39940), (1997, 35880), (2392, 29955), (2760, 25961), (2990, 23964), (3588, 19970), (3994, 17940), (4485, 15976), (5980, 11982), (5991, 11960), (7176, 9985), (7988, 8970)]