64282920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:579

約数の個数: 128

約数和(自身を含む): 210470400

約数和(自身を除く): 146187480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 312, 356, 390, 445, 463, 520, 534, 712, 780, 890, 926, 1068, 1157, 1335, 1389, 1560, 1780, 1852, 2136, 2314, 2315, 2670, 2778, 3471, 3560, 3704, 4628, 4630, 5340, 5556, 5785, 6019, 6942, 6945, 9256, 9260, 10680, 11112, 11570, 12038, 13884, 13890, 17355, 18057, 18520, 23140, 24076, 27768, 27780, 30095, 34710, 36114, 41207, 46280, 48152, 55560, 60190, 69420, 72228, 82414, 90285, 120380, 123621, 138840, 144456, 164828, 180570, 206035, 240760, 247242, 329656, 361140, 412070, 494484, 535691, 618105, 722280, 824140, 988968, 1071382, 1236210, 1607073, 1648280, 2142764, 2472420, 2678455, 3214146, 4285528, 4944840, 5356910, 6428292, 8035365, 10713820, 12856584, 16070730, 21427640, 32141460, 64282920]

約数ペア:

[(1, 64282920), (2, 32141460), (3, 21427640), (4, 16070730), (5, 12856584), (6, 10713820), (8, 8035365), (10, 6428292), (12, 5356910), (13, 4944840), (15, 4285528), (20, 3214146), (24, 2678455), (26, 2472420), (30, 2142764), (39, 1648280), (40, 1607073), (52, 1236210), (60, 1071382), (65, 988968), (78, 824140), (89, 722280), (104, 618105), (120, 535691), (130, 494484), (156, 412070), (178, 361140), (195, 329656), (260, 247242), (267, 240760), (312, 206035), (356, 180570), (390, 164828), (445, 144456), (463, 138840), (520, 123621), (534, 120380), (712, 90285), (780, 82414), (890, 72228), (926, 69420), (1068, 60190), (1157, 55560), (1335, 48152), (1389, 46280), (1560, 41207), (1780, 36114), (1852, 34710), (2136, 30095), (2314, 27780), (2315, 27768), (2670, 24076), (2778, 23140), (3471, 18520), (3560, 18057), (3704, 17355), (4628, 13890), (4630, 13884), (5340, 12038), (5556, 11570), (5785, 11112), (6019, 10680), (6942, 9260), (6945, 9256)]