989312280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{44087}}^1$

素因数の和:44129

約数の個数: 128

約数和(自身を含む): 3428282880

約数和(自身を除く): 2438970600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 11220, 22440, 44087, 88174, 132261, 176348, 220435, 264522, 352696, 440870, 484957, 529044, 661305, 749479, 881740, 969914, 1058088, 1322610, 1454871, 1498958, 1763480, 1939828, 2248437, 2424785, 2645220, 2909742, 2997916, 3747395, 3879656, 4496874, 4849570, 5290440, 5819484, 5995832, 7274355, 7494790, 8244269, 8993748, 9699140, 11242185, 11638968, 14548710, 14989580, 16488538, 17987496, 19398280, 22484370, 24732807, 29097420, 29979160, 32977076, 41221345, 44968740, 49465614, 58194840, 65954152, 82442690, 89937480, 98931228, 123664035, 164885380, 197862456, 247328070, 329770760, 494656140, 989312280]

約数ペア:

[(1, 989312280), (2, 494656140), (3, 329770760), (4, 247328070), (5, 197862456), (6, 164885380), (8, 123664035), (10, 98931228), (11, 89937480), (12, 82442690), (15, 65954152), (17, 58194840), (20, 49465614), (22, 44968740), (24, 41221345), (30, 32977076), (33, 29979160), (34, 29097420), (40, 24732807), (44, 22484370), (51, 19398280), (55, 17987496), (60, 16488538), (66, 14989580), (68, 14548710), (85, 11638968), (88, 11242185), (102, 9699140), (110, 8993748), (120, 8244269), (132, 7494790), (136, 7274355), (165, 5995832), (170, 5819484), (187, 5290440), (204, 4849570), (220, 4496874), (255, 3879656), (264, 3747395), (330, 2997916), (340, 2909742), (374, 2645220), (408, 2424785), (440, 2248437), (510, 1939828), (561, 1763480), (660, 1498958), (680, 1454871), (748, 1322610), (935, 1058088), (1020, 969914), (1122, 881740), (1320, 749479), (1496, 661305), (1870, 529044), (2040, 484957), (2244, 440870), (2805, 352696), (3740, 264522), (4488, 220435), (5610, 176348), (7480, 132261), (11220, 88174), (22440, 44087)]