1213620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 3447360

約数和(自身を除く): 2233740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 179, 226, 339, 358, 452, 537, 565, 678, 716, 895, 1074, 1130, 1356, 1695, 1790, 2148, 2260, 2685, 3390, 3580, 5370, 6780, 10740, 20227, 40454, 60681, 80908, 101135, 121362, 202270, 242724, 303405, 404540, 606810, 1213620]

約数ペア:

[(1, 1213620), (2, 606810), (3, 404540), (4, 303405), (5, 242724), (6, 202270), (10, 121362), (12, 101135), (15, 80908), (20, 60681), (30, 40454), (60, 20227), (113, 10740), (179, 6780), (226, 5370), (339, 3580), (358, 3390), (452, 2685), (537, 2260), (565, 2148), (678, 1790), (716, 1695), (895, 1356), (1074, 1130)]