68492490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 128

約数和(自身を含む): 196888320

約数和(自身を除く): 128395830

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 29, 30, 33, 34, 51, 55, 58, 66, 85, 87, 102, 110, 145, 165, 170, 174, 187, 255, 290, 319, 330, 374, 421, 435, 493, 510, 561, 638, 842, 870, 935, 957, 986, 1122, 1263, 1479, 1595, 1870, 1914, 2105, 2465, 2526, 2805, 2958, 3190, 4210, 4631, 4785, 4930, 5423, 5610, 6315, 7157, 7395, 9262, 9570, 10846, 12209, 12630, 13893, 14314, 14790, 16269, 21471, 23155, 24418, 27115, 27786, 32538, 35785, 36627, 42942, 46310, 54230, 61045, 69465, 71570, 73254, 78727, 81345, 107355, 122090, 134299, 138930, 157454, 162690, 183135, 207553, 214710, 236181, 268598, 366270, 393635, 402897, 415106, 472362, 622659, 671495, 787270, 805794, 1037765, 1180905, 1245318, 1342990, 2014485, 2075530, 2283083, 2361810, 3113295, 4028970, 4566166, 6226590, 6849249, 11415415, 13698498, 22830830, 34246245, 68492490]

約数ペア:

[(1, 68492490), (2, 34246245), (3, 22830830), (5, 13698498), (6, 11415415), (10, 6849249), (11, 6226590), (15, 4566166), (17, 4028970), (22, 3113295), (29, 2361810), (30, 2283083), (33, 2075530), (34, 2014485), (51, 1342990), (55, 1245318), (58, 1180905), (66, 1037765), (85, 805794), (87, 787270), (102, 671495), (110, 622659), (145, 472362), (165, 415106), (170, 402897), (174, 393635), (187, 366270), (255, 268598), (290, 236181), (319, 214710), (330, 207553), (374, 183135), (421, 162690), (435, 157454), (493, 138930), (510, 134299), (561, 122090), (638, 107355), (842, 81345), (870, 78727), (935, 73254), (957, 71570), (986, 69465), (1122, 61045), (1263, 54230), (1479, 46310), (1595, 42942), (1870, 36627), (1914, 35785), (2105, 32538), (2465, 27786), (2526, 27115), (2805, 24418), (2958, 23155), (3190, 21471), (4210, 16269), (4631, 14790), (4785, 14314), (4930, 13893), (5423, 12630), (5610, 12209), (6315, 10846), (7157, 9570), (7395, 9262)]