209430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 589680

約数和(自身を除く): 380250

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 179, 195, 234, 358, 390, 537, 585, 895, 1074, 1170, 1611, 1790, 2327, 2685, 3222, 4654, 5370, 6981, 8055, 11635, 13962, 16110, 20943, 23270, 34905, 41886, 69810, 104715, 209430]

約数ペア:

[(1, 209430), (2, 104715), (3, 69810), (5, 41886), (6, 34905), (9, 23270), (10, 20943), (13, 16110), (15, 13962), (18, 11635), (26, 8055), (30, 6981), (39, 5370), (45, 4654), (65, 3222), (78, 2685), (90, 2327), (117, 1790), (130, 1611), (179, 1170), (195, 1074), (234, 895), (358, 585), (390, 537)]