8159940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 27151488

約数和(自身を除く): 18991548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 73, 81, 90, 92, 108, 115, 135, 138, 146, 162, 180, 207, 219, 230, 243, 270, 276, 292, 324, 345, 365, 405, 414, 438, 460, 486, 540, 621, 657, 690, 730, 810, 828, 876, 972, 1035, 1095, 1215, 1242, 1314, 1380, 1460, 1620, 1679, 1863, 1971, 2070, 2190, 2430, 2484, 2628, 3105, 3285, 3358, 3726, 3942, 4140, 4380, 4860, 5037, 5589, 5913, 6210, 6570, 6716, 7452, 7884, 8395, 9315, 9855, 10074, 11178, 11826, 12420, 13140, 15111, 16790, 17739, 18630, 19710, 20148, 22356, 23652, 25185, 27945, 29565, 30222, 33580, 35478, 37260, 39420, 45333, 50370, 55890, 59130, 60444, 70956, 75555, 88695, 90666, 100740, 111780, 118260, 135999, 151110, 177390, 181332, 226665, 271998, 302220, 354780, 407997, 453330, 543996, 679995, 815994, 906660, 1359990, 1631988, 2039985, 2719980, 4079970, 8159940]

約数ペア:

[(1, 8159940), (2, 4079970), (3, 2719980), (4, 2039985), (5, 1631988), (6, 1359990), (9, 906660), (10, 815994), (12, 679995), (15, 543996), (18, 453330), (20, 407997), (23, 354780), (27, 302220), (30, 271998), (36, 226665), (45, 181332), (46, 177390), (54, 151110), (60, 135999), (69, 118260), (73, 111780), (81, 100740), (90, 90666), (92, 88695), (108, 75555), (115, 70956), (135, 60444), (138, 59130), (146, 55890), (162, 50370), (180, 45333), (207, 39420), (219, 37260), (230, 35478), (243, 33580), (270, 30222), (276, 29565), (292, 27945), (324, 25185), (345, 23652), (365, 22356), (405, 20148), (414, 19710), (438, 18630), (460, 17739), (486, 16790), (540, 15111), (621, 13140), (657, 12420), (690, 11826), (730, 11178), (810, 10074), (828, 9855), (876, 9315), (972, 8395), (1035, 7884), (1095, 7452), (1215, 6716), (1242, 6570), (1314, 6210), (1380, 5913), (1460, 5589), (1620, 5037), (1679, 4860), (1863, 4380), (1971, 4140), (2070, 3942), (2190, 3726), (2430, 3358), (2484, 3285), (2628, 3105)]