7521690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1035

約数の個数: 64

約数和(自身を含む): 20570112

約数和(自身を除く): 13048422

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 991, 1265, 1518, 1982, 2530, 2973, 3795, 4955, 5946, 7590, 9910, 10901, 14865, 21802, 22793, 29730, 32703, 45586, 54505, 65406, 68379, 109010, 113965, 136758, 163515, 227930, 250723, 327030, 341895, 501446, 683790, 752169, 1253615, 1504338, 2507230, 3760845, 7521690]

約数ペア:

[(1, 7521690), (2, 3760845), (3, 2507230), (5, 1504338), (6, 1253615), (10, 752169), (11, 683790), (15, 501446), (22, 341895), (23, 327030), (30, 250723), (33, 227930), (46, 163515), (55, 136758), (66, 113965), (69, 109010), (110, 68379), (115, 65406), (138, 54505), (165, 45586), (230, 32703), (253, 29730), (330, 22793), (345, 21802), (506, 14865), (690, 10901), (759, 9910), (991, 7590), (1265, 5946), (1518, 4955), (1982, 3795), (2530, 2973)]