123857640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1571}}^1$

素因数の和:1664

約数の個数: 128

約数和(自身を含む): 418780800

約数和(自身を除く): 294923160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 657, 730, 876, 1080, 1095, 1314, 1460, 1571, 1752, 1971, 2190, 2628, 2920, 3142, 3285, 3942, 4380, 4713, 5256, 6284, 6570, 7855, 7884, 8760, 9426, 9855, 12568, 13140, 14139, 15710, 15768, 18852, 19710, 23565, 26280, 28278, 31420, 37704, 39420, 42417, 47130, 56556, 62840, 70695, 78840, 84834, 94260, 113112, 114683, 141390, 169668, 188520, 212085, 229366, 282780, 339336, 344049, 424170, 458732, 565560, 573415, 688098, 848340, 917464, 1032147, 1146830, 1376196, 1696680, 1720245, 2064294, 2293660, 2752392, 3096441, 3440490, 4128588, 4587320, 5160735, 6192882, 6880980, 8257176, 10321470, 12385764, 13761960, 15482205, 20642940, 24771528, 30964410, 41285880, 61928820, 123857640]

約数ペア:

[(1, 123857640), (2, 61928820), (3, 41285880), (4, 30964410), (5, 24771528), (6, 20642940), (8, 15482205), (9, 13761960), (10, 12385764), (12, 10321470), (15, 8257176), (18, 6880980), (20, 6192882), (24, 5160735), (27, 4587320), (30, 4128588), (36, 3440490), (40, 3096441), (45, 2752392), (54, 2293660), (60, 2064294), (72, 1720245), (73, 1696680), (90, 1376196), (108, 1146830), (120, 1032147), (135, 917464), (146, 848340), (180, 688098), (216, 573415), (219, 565560), (270, 458732), (292, 424170), (360, 344049), (365, 339336), (438, 282780), (540, 229366), (584, 212085), (657, 188520), (730, 169668), (876, 141390), (1080, 114683), (1095, 113112), (1314, 94260), (1460, 84834), (1571, 78840), (1752, 70695), (1971, 62840), (2190, 56556), (2628, 47130), (2920, 42417), (3142, 39420), (3285, 37704), (3942, 31420), (4380, 28278), (4713, 26280), (5256, 23565), (6284, 19710), (6570, 18852), (7855, 15768), (7884, 15710), (8760, 14139), (9426, 13140), (9855, 12568)]