739848400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:437

約数の個数: 120

約数和(自身を含む): 1826668800

約数和(自身を除く): 1086820400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 109, 142, 200, 218, 239, 284, 355, 400, 436, 478, 545, 568, 710, 872, 956, 1090, 1136, 1195, 1420, 1744, 1775, 1912, 2180, 2390, 2725, 2840, 3550, 3824, 4360, 4780, 5450, 5680, 5975, 7100, 7739, 8720, 9560, 10900, 11950, 14200, 15478, 16969, 19120, 21800, 23900, 26051, 28400, 30956, 33938, 38695, 43600, 47800, 52102, 61912, 67876, 77390, 84845, 95600, 104204, 123824, 130255, 135752, 154780, 169690, 193475, 208408, 260510, 271504, 309560, 339380, 386950, 416816, 424225, 521020, 619120, 651275, 678760, 773900, 848450, 1042040, 1302550, 1357520, 1547800, 1696900, 1849621, 2084080, 2605100, 3095600, 3393800, 3699242, 5210200, 6787600, 7398484, 9248105, 10420400, 14796968, 18496210, 29593936, 36992420, 46240525, 73984840, 92481050, 147969680, 184962100, 369924200, 739848400]

約数ペア:

[(1, 739848400), (2, 369924200), (4, 184962100), (5, 147969680), (8, 92481050), (10, 73984840), (16, 46240525), (20, 36992420), (25, 29593936), (40, 18496210), (50, 14796968), (71, 10420400), (80, 9248105), (100, 7398484), (109, 6787600), (142, 5210200), (200, 3699242), (218, 3393800), (239, 3095600), (284, 2605100), (355, 2084080), (400, 1849621), (436, 1696900), (478, 1547800), (545, 1357520), (568, 1302550), (710, 1042040), (872, 848450), (956, 773900), (1090, 678760), (1136, 651275), (1195, 619120), (1420, 521020), (1744, 424225), (1775, 416816), (1912, 386950), (2180, 339380), (2390, 309560), (2725, 271504), (2840, 260510), (3550, 208408), (3824, 193475), (4360, 169690), (4780, 154780), (5450, 135752), (5680, 130255), (5975, 123824), (7100, 104204), (7739, 95600), (8720, 84845), (9560, 77390), (10900, 67876), (11950, 61912), (14200, 52102), (15478, 47800), (16969, 43600), (19120, 38695), (21800, 33938), (23900, 30956), (26051, 28400)]