138658980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{62459}}^1$

素因数の和:62508

約数の個数: 48

約数和(自身を含む): 398744640

約数和(自身を除く): 260085660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 62459, 124918, 187377, 249836, 312295, 374754, 624590, 749508, 936885, 1249180, 1873770, 2310983, 3747540, 4621966, 6932949, 9243932, 11554915, 13865898, 23109830, 27731796, 34664745, 46219660, 69329490, 138658980]

約数ペア:

[(1, 138658980), (2, 69329490), (3, 46219660), (4, 34664745), (5, 27731796), (6, 23109830), (10, 13865898), (12, 11554915), (15, 9243932), (20, 6932949), (30, 4621966), (37, 3747540), (60, 2310983), (74, 1873770), (111, 1249180), (148, 936885), (185, 749508), (222, 624590), (370, 374754), (444, 312295), (555, 249836), (740, 187377), (1110, 124918), (2220, 62459)]