65976540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{22441}}^1$

素因数の和:22467

約数の個数: 72

約数和(自身を含む): 214904592

約数和(自身を除く): 148928052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 22441, 44882, 67323, 89764, 112205, 134646, 157087, 224410, 269292, 314174, 336615, 448820, 471261, 628348, 673230, 785435, 942522, 1099609, 1346460, 1570870, 1885044, 2199218, 2356305, 3141740, 3298827, 4398436, 4712610, 5498045, 6597654, 9425220, 10996090, 13195308, 16494135, 21992180, 32988270, 65976540]

約数ペア:

[(1, 65976540), (2, 32988270), (3, 21992180), (4, 16494135), (5, 13195308), (6, 10996090), (7, 9425220), (10, 6597654), (12, 5498045), (14, 4712610), (15, 4398436), (20, 3298827), (21, 3141740), (28, 2356305), (30, 2199218), (35, 1885044), (42, 1570870), (49, 1346460), (60, 1099609), (70, 942522), (84, 785435), (98, 673230), (105, 628348), (140, 471261), (147, 448820), (196, 336615), (210, 314174), (245, 269292), (294, 224410), (420, 157087), (490, 134646), (588, 112205), (735, 89764), (980, 67323), (1470, 44882), (2940, 22441)]