209977260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1551

約数の個数: 96

約数和(自身を含む): 615014400

約数和(自身を除く): 405037140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 79, 93, 124, 155, 158, 186, 237, 310, 316, 372, 395, 465, 474, 620, 790, 930, 948, 1185, 1429, 1580, 1860, 2370, 2449, 2858, 4287, 4740, 4898, 5716, 7145, 7347, 8574, 9796, 12245, 14290, 14694, 17148, 21435, 24490, 28580, 29388, 36735, 42870, 44299, 48980, 73470, 85740, 88598, 112891, 132897, 146940, 177196, 221495, 225782, 265794, 338673, 442990, 451564, 531588, 564455, 664485, 677346, 885980, 1128910, 1328970, 1354692, 1693365, 2257820, 2657940, 3386730, 3499621, 6773460, 6999242, 10498863, 13998484, 17498105, 20997726, 34996210, 41995452, 52494315, 69992420, 104988630, 209977260]

約数ペア:

[(1, 209977260), (2, 104988630), (3, 69992420), (4, 52494315), (5, 41995452), (6, 34996210), (10, 20997726), (12, 17498105), (15, 13998484), (20, 10498863), (30, 6999242), (31, 6773460), (60, 3499621), (62, 3386730), (79, 2657940), (93, 2257820), (124, 1693365), (155, 1354692), (158, 1328970), (186, 1128910), (237, 885980), (310, 677346), (316, 664485), (372, 564455), (395, 531588), (465, 451564), (474, 442990), (620, 338673), (790, 265794), (930, 225782), (948, 221495), (1185, 177196), (1429, 146940), (1580, 132897), (1860, 112891), (2370, 88598), (2449, 85740), (2858, 73470), (4287, 48980), (4740, 44299), (4898, 42870), (5716, 36735), (7145, 29388), (7347, 28580), (8574, 24490), (9796, 21435), (12245, 17148), (14290, 14694)]