218225520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{303091}}^1$

素因数の和:303110

約数の個数: 60

約数和(自身を含む): 732876456

約数和(自身を除く): 514650936

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, 303091, 606182, 909273, 1212364, 1515455, 1818546, 2424728, 2727819, 3030910, 3637092, 4546365, 4849456, 5455638, 6061820, 7274184, 9092730, 10911276, 12123640, 13639095, 14548368, 18185460, 21822552, 24247280, 27278190, 36370920, 43645104, 54556380, 72741840, 109112760, 218225520]

約数ペア:

[(1, 218225520), (2, 109112760), (3, 72741840), (4, 54556380), (5, 43645104), (6, 36370920), (8, 27278190), (9, 24247280), (10, 21822552), (12, 18185460), (15, 14548368), (16, 13639095), (18, 12123640), (20, 10911276), (24, 9092730), (30, 7274184), (36, 6061820), (40, 5455638), (45, 4849456), (48, 4546365), (60, 3637092), (72, 3030910), (80, 2727819), (90, 2424728), (120, 1818546), (144, 1515455), (180, 1212364), (240, 909273), (360, 606182), (720, 303091)]