1305240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 3996000

約数和(自身を除く): 2690760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 149, 219, 292, 298, 365, 438, 447, 584, 596, 730, 745, 876, 894, 1095, 1192, 1460, 1490, 1752, 1788, 2190, 2235, 2920, 2980, 3576, 4380, 4470, 5960, 8760, 8940, 10877, 17880, 21754, 32631, 43508, 54385, 65262, 87016, 108770, 130524, 163155, 217540, 261048, 326310, 435080, 652620, 1305240]

約数ペア:

[(1, 1305240), (2, 652620), (3, 435080), (4, 326310), (5, 261048), (6, 217540), (8, 163155), (10, 130524), (12, 108770), (15, 87016), (20, 65262), (24, 54385), (30, 43508), (40, 32631), (60, 21754), (73, 17880), (120, 10877), (146, 8940), (149, 8760), (219, 5960), (292, 4470), (298, 4380), (365, 3576), (438, 2980), (447, 2920), (584, 2235), (596, 2190), (730, 1788), (745, 1752), (876, 1490), (894, 1460), (1095, 1192)]