2619240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 8951040

約数和(自身を除く): 6331800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 73, 78, 92, 104, 115, 120, 130, 138, 146, 156, 184, 195, 219, 230, 260, 276, 292, 299, 312, 345, 365, 390, 438, 460, 520, 552, 584, 598, 690, 730, 780, 876, 897, 920, 949, 1095, 1196, 1380, 1460, 1495, 1560, 1679, 1752, 1794, 1898, 2190, 2392, 2760, 2847, 2920, 2990, 3358, 3588, 3796, 4380, 4485, 4745, 5037, 5694, 5980, 6716, 7176, 7592, 8395, 8760, 8970, 9490, 10074, 11388, 11960, 13432, 14235, 16790, 17940, 18980, 20148, 21827, 22776, 25185, 28470, 33580, 35880, 37960, 40296, 43654, 50370, 56940, 65481, 67160, 87308, 100740, 109135, 113880, 130962, 174616, 201480, 218270, 261924, 327405, 436540, 523848, 654810, 873080, 1309620, 2619240]

約数ペア:

[(1, 2619240), (2, 1309620), (3, 873080), (4, 654810), (5, 523848), (6, 436540), (8, 327405), (10, 261924), (12, 218270), (13, 201480), (15, 174616), (20, 130962), (23, 113880), (24, 109135), (26, 100740), (30, 87308), (39, 67160), (40, 65481), (46, 56940), (52, 50370), (60, 43654), (65, 40296), (69, 37960), (73, 35880), (78, 33580), (92, 28470), (104, 25185), (115, 22776), (120, 21827), (130, 20148), (138, 18980), (146, 17940), (156, 16790), (184, 14235), (195, 13432), (219, 11960), (230, 11388), (260, 10074), (276, 9490), (292, 8970), (299, 8760), (312, 8395), (345, 7592), (365, 7176), (390, 6716), (438, 5980), (460, 5694), (520, 5037), (552, 4745), (584, 4485), (598, 4380), (690, 3796), (730, 3588), (780, 3358), (876, 2990), (897, 2920), (920, 2847), (949, 2760), (1095, 2392), (1196, 2190), (1380, 1898), (1460, 1794), (1495, 1752), (1560, 1679)]