2719980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 9025632

約数和(自身を除く): 6305652

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, 270, 276, 292, 324, 345, 365, 405, 414, 438, 460, 540, 621, 657, 690, 730, 810, 828, 876, 1035, 1095, 1242, 1314, 1380, 1460, 1620, 1679, 1863, 1971, 2070, 2190, 2484, 2628, 3105, 3285, 3358, 3726, 3942, 4140, 4380, 5037, 5913, 6210, 6570, 6716, 7452, 7884, 8395, 9315, 9855, 10074, 11826, 12420, 13140, 15111, 16790, 18630, 19710, 20148, 23652, 25185, 29565, 30222, 33580, 37260, 39420, 45333, 50370, 59130, 60444, 75555, 90666, 100740, 118260, 135999, 151110, 181332, 226665, 271998, 302220, 453330, 543996, 679995, 906660, 1359990, 2719980]

約数ペア:

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