216571572

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{17539}}^1$

素因数の和:17570

約数の個数: 72

約数和(自身を含む): 638456000

約数和(自身を除く): 421884428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 17539, 35078, 52617, 70156, 105234, 122773, 157851, 210468, 245546, 315702, 368319, 491092, 631404, 736638, 859411, 1104957, 1473276, 1718822, 2209914, 2578233, 3437644, 4419828, 5156466, 6015877, 7734699, 10312932, 12031754, 15469398, 18047631, 24063508, 30938796, 36095262, 54142893, 72190524, 108285786, 216571572]

約数ペア:

[(1, 216571572), (2, 108285786), (3, 72190524), (4, 54142893), (6, 36095262), (7, 30938796), (9, 24063508), (12, 18047631), (14, 15469398), (18, 12031754), (21, 10312932), (28, 7734699), (36, 6015877), (42, 5156466), (49, 4419828), (63, 3437644), (84, 2578233), (98, 2209914), (126, 1718822), (147, 1473276), (196, 1104957), (252, 859411), (294, 736638), (343, 631404), (441, 491092), (588, 368319), (686, 315702), (882, 245546), (1029, 210468), (1372, 157851), (1764, 122773), (2058, 105234), (3087, 70156), (4116, 52617), (6174, 35078), (12348, 17539)]