31720770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7499}}^1$

素因数の和:7559

約数の個数: 48

約数和(自身を含む): 84240000

約数和(自身を除く): 52519230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 7499, 14998, 22497, 37495, 44994, 67491, 74990, 112485, 134982, 224970, 337455, 352453, 674910, 704906, 1057359, 1762265, 2114718, 3172077, 3524530, 5286795, 6344154, 10573590, 15860385, 31720770]

約数ペア:

[(1, 31720770), (2, 15860385), (3, 10573590), (5, 6344154), (6, 5286795), (9, 3524530), (10, 3172077), (15, 2114718), (18, 1762265), (30, 1057359), (45, 704906), (47, 674910), (90, 352453), (94, 337455), (141, 224970), (235, 134982), (282, 112485), (423, 74990), (470, 67491), (705, 44994), (846, 37495), (1410, 22497), (2115, 14998), (4230, 7499)]