2931046440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{21407}}^1$

素因数の和:21591

約数の個数: 128

約数和(自身を含む): 10111426560

約数和(自身を除く): 7180380120

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, 163, 168, 210, 280, 326, 420, 489, 652, 815, 840, 978, 1141, 1304, 1630, 1956, 2282, 2445, 3260, 3423, 3912, 4564, 4890, 5705, 6520, 6846, 9128, 9780, 11410, 13692, 17115, 19560, 21407, 22820, 27384, 34230, 42814, 45640, 64221, 68460, 85628, 107035, 128442, 136920, 149849, 171256, 214070, 256884, 299698, 321105, 428140, 449547, 513768, 599396, 642210, 749245, 856280, 899094, 1198792, 1284420, 1498490, 1798188, 2247735, 2568840, 2996980, 3489341, 3596376, 4495470, 5993960, 6978682, 8990940, 10468023, 13957364, 17446705, 17981880, 20936046, 24425387, 27914728, 34893410, 41872092, 48850774, 52340115, 69786820, 73276161, 83744184, 97701548, 104680230, 122126935, 139573640, 146552322, 195403096, 209360460, 244253870, 293104644, 366380805, 418720920, 488507740, 586209288, 732761610, 977015480, 1465523220, 2931046440]

約数ペア:

[(1, 2931046440), (2, 1465523220), (3, 977015480), (4, 732761610), (5, 586209288), (6, 488507740), (7, 418720920), (8, 366380805), (10, 293104644), (12, 244253870), (14, 209360460), (15, 195403096), (20, 146552322), (21, 139573640), (24, 122126935), (28, 104680230), (30, 97701548), (35, 83744184), (40, 73276161), (42, 69786820), (56, 52340115), (60, 48850774), (70, 41872092), (84, 34893410), (105, 27914728), (120, 24425387), (140, 20936046), (163, 17981880), (168, 17446705), (210, 13957364), (280, 10468023), (326, 8990940), (420, 6978682), (489, 5993960), (652, 4495470), (815, 3596376), (840, 3489341), (978, 2996980), (1141, 2568840), (1304, 2247735), (1630, 1798188), (1956, 1498490), (2282, 1284420), (2445, 1198792), (3260, 899094), (3423, 856280), (3912, 749245), (4564, 642210), (4890, 599396), (5705, 513768), (6520, 449547), (6846, 428140), (9128, 321105), (9780, 299698), (11410, 256884), (13692, 214070), (17115, 171256), (19560, 149849), (21407, 136920), (22820, 128442), (27384, 107035), (34230, 85628), (42814, 68460), (45640, 64221)]