38220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1$

素因数の和:39

約数の個数: 72

約数和(自身を含む): 134064

約数和(自身を除く): 95844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 12740, 19110, 38220]

約数ペア:

[(1, 38220), (2, 19110), (3, 12740), (4, 9555), (5, 7644), (6, 6370), (7, 5460), (10, 3822), (12, 3185), (13, 2940), (14, 2730), (15, 2548), (20, 1911), (21, 1820), (26, 1470), (28, 1365), (30, 1274), (35, 1092), (39, 980), (42, 910), (49, 780), (52, 735), (60, 637), (65, 588), (70, 546), (78, 490), (84, 455), (91, 420), (98, 390), (105, 364), (130, 294), (140, 273), (147, 260), (156, 245), (182, 210), (195, 196)]