216804931720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21943819}}^1$

素因数の和:21943862

約数の個数: 64

約数和(自身を含む): 552984264000

約数和(自身を除く): 336179332280

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 21943819, 43887638, 87775276, 109719095, 175550552, 219438190, 285269647, 416932561, 438876380, 570539294, 833865122, 877752760, 1141078588, 1426348235, 1667730244, 2084662805, 2282157176, 2852696470, 3335460488, 4169325610, 5420123293, 5705392940, 8338651220, 10840246586, 11410785880, 16677302440, 21680493172, 27100616465, 43360986344, 54201232930, 108402465860, 216804931720]

約数ペア:

[(1, 216804931720), (2, 108402465860), (4, 54201232930), (5, 43360986344), (8, 27100616465), (10, 21680493172), (13, 16677302440), (19, 11410785880), (20, 10840246586), (26, 8338651220), (38, 5705392940), (40, 5420123293), (52, 4169325610), (65, 3335460488), (76, 2852696470), (95, 2282157176), (104, 2084662805), (130, 1667730244), (152, 1426348235), (190, 1141078588), (247, 877752760), (260, 833865122), (380, 570539294), (494, 438876380), (520, 416932561), (760, 285269647), (988, 219438190), (1235, 175550552), (1976, 109719095), (2470, 87775276), (4940, 43887638), (9880, 21943819)]