81571001040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{4621}}^1\times {\mathrm{24517}}^1$

素因数の和:29157

約数の個数: 120

約数和(自身を含む): 274013069928

約数和(自身を除く): 192442068888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 4621, 9242, 13863, 18484, 23105, 24517, 27726, 36968, 41589, 46210, 49034, 55452, 69315, 73551, 73936, 83178, 92420, 98068, 110904, 122585, 138630, 147102, 166356, 184840, 196136, 207945, 220653, 221808, 245170, 277260, 294204, 332712, 367755, 369680, 392272, 415890, 441306, 490340, 554520, 588408, 665424, 735510, 831780, 882612, 980680, 1103265, 1109040, 1176816, 1471020, 1663560, 1765224, 1961360, 2206530, 2942040, 3327120, 3530448, 4413060, 5884080, 8826120, 17652240, 113293057, 226586114, 339879171, 453172228, 566465285, 679758342, 906344456, 1019637513, 1132930570, 1359516684, 1699395855, 1812688912, 2039275026, 2265861140, 2719033368, 3398791710, 4078550052, 4531722280, 5098187565, 5438066736, 6797583420, 8157100104, 9063444560, 10196375130, 13595166840, 16314200208, 20392750260, 27190333680, 40785500520, 81571001040]

約数ペア:

[(1, 81571001040), (2, 40785500520), (3, 27190333680), (4, 20392750260), (5, 16314200208), (6, 13595166840), (8, 10196375130), (9, 9063444560), (10, 8157100104), (12, 6797583420), (15, 5438066736), (16, 5098187565), (18, 4531722280), (20, 4078550052), (24, 3398791710), (30, 2719033368), (36, 2265861140), (40, 2039275026), (45, 1812688912), (48, 1699395855), (60, 1359516684), (72, 1132930570), (80, 1019637513), (90, 906344456), (120, 679758342), (144, 566465285), (180, 453172228), (240, 339879171), (360, 226586114), (720, 113293057), (4621, 17652240), (9242, 8826120), (13863, 5884080), (18484, 4413060), (23105, 3530448), (24517, 3327120), (27726, 2942040), (36968, 2206530), (41589, 1961360), (46210, 1765224), (49034, 1663560), (55452, 1471020), (69315, 1176816), (73551, 1109040), (73936, 1103265), (83178, 980680), (92420, 882612), (98068, 831780), (110904, 735510), (122585, 665424), (138630, 588408), (147102, 554520), (166356, 490340), (184840, 441306), (196136, 415890), (207945, 392272), (220653, 369680), (221808, 367755), (245170, 332712), (277260, 294204)]