20180690520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1\times {\mathrm{9649}}^1$

素因数の和:10293

約数の個数: 128

約数和(自身を含む): 62740440000

約数和(自身を除く): 42559749480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 601, 696, 870, 1160, 1202, 1740, 1803, 2404, 3005, 3480, 3606, 4808, 6010, 7212, 9015, 9649, 12020, 14424, 17429, 18030, 19298, 24040, 28947, 34858, 36060, 38596, 48245, 52287, 57894, 69716, 72120, 77192, 87145, 96490, 104574, 115788, 139432, 144735, 174290, 192980, 209148, 231576, 261435, 279821, 289470, 348580, 385960, 418296, 522870, 559642, 578940, 697160, 839463, 1045740, 1119284, 1157880, 1399105, 1678926, 2091480, 2238568, 2798210, 3357852, 4197315, 5596420, 5799049, 6715704, 8394630, 11192840, 11598098, 16789260, 17397147, 23196196, 28995245, 33578520, 34794294, 46392392, 57990490, 69588588, 86985735, 115980980, 139177176, 168172421, 173971470, 231961960, 336344842, 347942940, 504517263, 672689684, 695885880, 840862105, 1009034526, 1345379368, 1681724210, 2018069052, 2522586315, 3363448420, 4036138104, 5045172630, 6726896840, 10090345260, 20180690520]

約数ペア:

[(1, 20180690520), (2, 10090345260), (3, 6726896840), (4, 5045172630), (5, 4036138104), (6, 3363448420), (8, 2522586315), (10, 2018069052), (12, 1681724210), (15, 1345379368), (20, 1009034526), (24, 840862105), (29, 695885880), (30, 672689684), (40, 504517263), (58, 347942940), (60, 336344842), (87, 231961960), (116, 173971470), (120, 168172421), (145, 139177176), (174, 115980980), (232, 86985735), (290, 69588588), (348, 57990490), (435, 46392392), (580, 34794294), (601, 33578520), (696, 28995245), (870, 23196196), (1160, 17397147), (1202, 16789260), (1740, 11598098), (1803, 11192840), (2404, 8394630), (3005, 6715704), (3480, 5799049), (3606, 5596420), (4808, 4197315), (6010, 3357852), (7212, 2798210), (9015, 2238568), (9649, 2091480), (12020, 1678926), (14424, 1399105), (17429, 1157880), (18030, 1119284), (19298, 1045740), (24040, 839463), (28947, 697160), (34858, 578940), (36060, 559642), (38596, 522870), (48245, 418296), (52287, 385960), (57894, 348580), (69716, 289470), (72120, 279821), (77192, 261435), (87145, 231576), (96490, 209148), (104574, 192980), (115788, 174290), (139432, 144735)]