12988560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 160

約数和(自身を含む): 45497088

約数和(自身を除く): 32508528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 181, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 362, 368, 390, 460, 520, 543, 552, 598, 624, 690, 724, 780, 897, 905, 920, 1040, 1086, 1104, 1196, 1380, 1448, 1495, 1560, 1794, 1810, 1840, 2172, 2353, 2392, 2715, 2760, 2896, 2990, 3120, 3588, 3620, 4163, 4344, 4485, 4706, 4784, 5430, 5520, 5980, 7059, 7176, 7240, 8326, 8688, 8970, 9412, 10860, 11765, 11960, 12489, 14118, 14352, 14480, 16652, 17940, 18824, 20815, 21720, 23530, 23920, 24978, 28236, 33304, 35295, 35880, 37648, 41630, 43440, 47060, 49956, 54119, 56472, 62445, 66608, 70590, 71760, 83260, 94120, 99912, 108238, 112944, 124890, 141180, 162357, 166520, 188240, 199824, 216476, 249780, 270595, 282360, 324714, 333040, 432952, 499560, 541190, 564720, 649428, 811785, 865904, 999120, 1082380, 1298856, 1623570, 2164760, 2597712, 3247140, 4329520, 6494280, 12988560]

約数ペア:

[(1, 12988560), (2, 6494280), (3, 4329520), (4, 3247140), (5, 2597712), (6, 2164760), (8, 1623570), (10, 1298856), (12, 1082380), (13, 999120), (15, 865904), (16, 811785), (20, 649428), (23, 564720), (24, 541190), (26, 499560), (30, 432952), (39, 333040), (40, 324714), (46, 282360), (48, 270595), (52, 249780), (60, 216476), (65, 199824), (69, 188240), (78, 166520), (80, 162357), (92, 141180), (104, 124890), (115, 112944), (120, 108238), (130, 99912), (138, 94120), (156, 83260), (181, 71760), (184, 70590), (195, 66608), (208, 62445), (230, 56472), (240, 54119), (260, 49956), (276, 47060), (299, 43440), (312, 41630), (345, 37648), (362, 35880), (368, 35295), (390, 33304), (460, 28236), (520, 24978), (543, 23920), (552, 23530), (598, 21720), (624, 20815), (690, 18824), (724, 17940), (780, 16652), (897, 14480), (905, 14352), (920, 14118), (1040, 12489), (1086, 11960), (1104, 11765), (1196, 10860), (1380, 9412), (1448, 8970), (1495, 8688), (1560, 8326), (1794, 7240), (1810, 7176), (1840, 7059), (2172, 5980), (2353, 5520), (2392, 5430), (2715, 4784), (2760, 4706), (2896, 4485), (2990, 4344), (3120, 4163), (3588, 3620)]