221937660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{25163}}^1$

素因数の和:25192

約数の個数: 108

約数和(自身を含む): 783154008

約数和(自身を除く): 561216348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 25163, 50326, 75489, 100652, 125815, 150978, 176141, 226467, 251630, 301956, 352282, 377445, 452934, 503260, 528423, 704564, 754890, 880705, 905868, 1056846, 1132335, 1232987, 1509780, 1585269, 1761410, 2113692, 2264670, 2465974, 2642115, 3170538, 3522820, 3698961, 4529340, 4931948, 5284230, 6164935, 6341076, 7397922, 7926345, 10568460, 11096883, 12329870, 14795844, 15852690, 18494805, 22193766, 24659740, 31705380, 36989610, 44387532, 55484415, 73979220, 110968830, 221937660]

約数ペア:

[(1, 221937660), (2, 110968830), (3, 73979220), (4, 55484415), (5, 44387532), (6, 36989610), (7, 31705380), (9, 24659740), (10, 22193766), (12, 18494805), (14, 15852690), (15, 14795844), (18, 12329870), (20, 11096883), (21, 10568460), (28, 7926345), (30, 7397922), (35, 6341076), (36, 6164935), (42, 5284230), (45, 4931948), (49, 4529340), (60, 3698961), (63, 3522820), (70, 3170538), (84, 2642115), (90, 2465974), (98, 2264670), (105, 2113692), (126, 1761410), (140, 1585269), (147, 1509780), (180, 1232987), (196, 1132335), (210, 1056846), (245, 905868), (252, 880705), (294, 754890), (315, 704564), (420, 528423), (441, 503260), (490, 452934), (588, 377445), (630, 352282), (735, 301956), (882, 251630), (980, 226467), (1260, 176141), (1470, 150978), (1764, 125815), (2205, 100652), (2940, 75489), (4410, 50326), (8820, 25163)]