76391820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1091}}^1$

素因数の和:1495

約数の個数: 72

約数和(自身を含む): 232530480

約数和(自身を除く): 156138660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1091, 1167, 1556, 1945, 2182, 2334, 3273, 3501, 3890, 4364, 4668, 5455, 5835, 6546, 7002, 7780, 9819, 10910, 11670, 13092, 14004, 16365, 17505, 19638, 21820, 23340, 32730, 35010, 39276, 49095, 65460, 70020, 98190, 196380, 424399, 848798, 1273197, 1697596, 2121995, 2546394, 3819591, 4243990, 5092788, 6365985, 7639182, 8487980, 12731970, 15278364, 19097955, 25463940, 38195910, 76391820]

約数ペア:

[(1, 76391820), (2, 38195910), (3, 25463940), (4, 19097955), (5, 15278364), (6, 12731970), (9, 8487980), (10, 7639182), (12, 6365985), (15, 5092788), (18, 4243990), (20, 3819591), (30, 2546394), (36, 2121995), (45, 1697596), (60, 1273197), (90, 848798), (180, 424399), (389, 196380), (778, 98190), (1091, 70020), (1167, 65460), (1556, 49095), (1945, 39276), (2182, 35010), (2334, 32730), (3273, 23340), (3501, 21820), (3890, 19638), (4364, 17505), (4668, 16365), (5455, 14004), (5835, 13092), (6546, 11670), (7002, 10910), (7780, 9819)]