77889540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{17783}}^1$

素因数の和:17868

約数の個数: 48

約数和(自身を含む): 221090688

約数和(自身を除く): 143201148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 17783, 35566, 53349, 71132, 88915, 106698, 177830, 213396, 266745, 355660, 533490, 1066980, 1298159, 2596318, 3894477, 5192636, 6490795, 7788954, 12981590, 15577908, 19472385, 25963180, 38944770, 77889540]

約数ペア:

[(1, 77889540), (2, 38944770), (3, 25963180), (4, 19472385), (5, 15577908), (6, 12981590), (10, 7788954), (12, 6490795), (15, 5192636), (20, 3894477), (30, 2596318), (60, 1298159), (73, 1066980), (146, 533490), (219, 355660), (292, 266745), (365, 213396), (438, 177830), (730, 106698), (876, 88915), (1095, 71132), (1460, 53349), (2190, 35566), (4380, 17783)]