2990770440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{5503}}^1$

素因数の和:6171

約数の個数: 128

約数和(自身を含む): 10271784960

約数和(自身を除く): 7281014520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 647, 840, 1294, 1941, 2588, 3235, 3882, 4529, 5176, 5503, 6470, 7764, 9058, 9705, 11006, 12940, 13587, 15528, 16509, 18116, 19410, 22012, 22645, 25880, 27174, 27515, 33018, 36232, 38521, 38820, 44024, 45290, 54348, 55030, 66036, 67935, 77042, 77640, 82545, 90580, 108696, 110060, 115563, 132072, 135870, 154084, 165090, 181160, 192605, 220120, 231126, 271740, 308168, 330180, 385210, 462252, 543480, 577815, 660360, 770420, 924504, 1155630, 1540840, 2311260, 3560441, 4622520, 7120882, 10681323, 14241764, 17802205, 21362646, 24923087, 28483528, 35604410, 42725292, 49846174, 53406615, 71208820, 74769261, 85450584, 99692348, 106813230, 124615435, 142417640, 149538522, 199384696, 213626460, 249230870, 299077044, 373846305, 427252920, 498461740, 598154088, 747692610, 996923480, 1495385220, 2990770440]

約数ペア:

[(1, 2990770440), (2, 1495385220), (3, 996923480), (4, 747692610), (5, 598154088), (6, 498461740), (7, 427252920), (8, 373846305), (10, 299077044), (12, 249230870), (14, 213626460), (15, 199384696), (20, 149538522), (21, 142417640), (24, 124615435), (28, 106813230), (30, 99692348), (35, 85450584), (40, 74769261), (42, 71208820), (56, 53406615), (60, 49846174), (70, 42725292), (84, 35604410), (105, 28483528), (120, 24923087), (140, 21362646), (168, 17802205), (210, 14241764), (280, 10681323), (420, 7120882), (647, 4622520), (840, 3560441), (1294, 2311260), (1941, 1540840), (2588, 1155630), (3235, 924504), (3882, 770420), (4529, 660360), (5176, 577815), (5503, 543480), (6470, 462252), (7764, 385210), (9058, 330180), (9705, 308168), (11006, 271740), (12940, 231126), (13587, 220120), (15528, 192605), (16509, 181160), (18116, 165090), (19410, 154084), (22012, 135870), (22645, 132072), (25880, 115563), (27174, 110060), (27515, 108696), (33018, 90580), (36232, 82545), (38521, 77640), (38820, 77042), (44024, 67935), (45290, 66036), (54348, 55030)]