21292560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29573}}^1$

素因数の和:29592

約数の個数: 60

約数和(自身を含む): 71509932

約数和(自身を除く): 50217372

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 29573, 59146, 88719, 118292, 147865, 177438, 236584, 266157, 295730, 354876, 443595, 473168, 532314, 591460, 709752, 887190, 1064628, 1182920, 1330785, 1419504, 1774380, 2129256, 2365840, 2661570, 3548760, 4258512, 5323140, 7097520, 10646280, 21292560]

約数ペア:

[(1, 21292560), (2, 10646280), (3, 7097520), (4, 5323140), (5, 4258512), (6, 3548760), (8, 2661570), (9, 2365840), (10, 2129256), (12, 1774380), (15, 1419504), (16, 1330785), (18, 1182920), (20, 1064628), (24, 887190), (30, 709752), (36, 591460), (40, 532314), (45, 473168), (48, 443595), (60, 354876), (72, 295730), (80, 266157), (90, 236584), (120, 177438), (144, 147865), (180, 118292), (240, 88719), (360, 59146), (720, 29573)]