208770320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4021}}^1$

素因数の和:4104

約数の個数: 80

約数和(自身を含む): 538626240

約数和(自身を除く): 329855920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 2360, 2596, 3245, 4021, 4720, 5192, 6490, 8042, 10384, 12980, 16084, 20105, 25960, 32168, 40210, 44231, 51920, 64336, 80420, 88462, 160840, 176924, 221155, 237239, 321680, 353848, 442310, 474478, 707696, 884620, 948956, 1186195, 1769240, 1897912, 2372390, 2609629, 3538480, 3795824, 4744780, 5219258, 9489560, 10438516, 13048145, 18979120, 20877032, 26096290, 41754064, 52192580, 104385160, 208770320]

約数ペア:

[(1, 208770320), (2, 104385160), (4, 52192580), (5, 41754064), (8, 26096290), (10, 20877032), (11, 18979120), (16, 13048145), (20, 10438516), (22, 9489560), (40, 5219258), (44, 4744780), (55, 3795824), (59, 3538480), (80, 2609629), (88, 2372390), (110, 1897912), (118, 1769240), (176, 1186195), (220, 948956), (236, 884620), (295, 707696), (440, 474478), (472, 442310), (590, 353848), (649, 321680), (880, 237239), (944, 221155), (1180, 176924), (1298, 160840), (2360, 88462), (2596, 80420), (3245, 64336), (4021, 51920), (4720, 44231), (5192, 40210), (6490, 32168), (8042, 25960), (10384, 20105), (12980, 16084)]