1276356730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{1319}}^1$

素因数の和:1819

約数の個数: 64

約数和(自身を含む): 2645913600

約数和(自身を除く): 1369556870

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 463, 926, 1045, 1319, 2090, 2315, 2638, 4630, 5093, 6595, 8797, 10186, 13190, 14509, 17594, 25061, 25465, 29018, 43985, 50122, 50930, 72545, 87970, 96767, 125305, 145090, 193534, 250610, 275671, 483835, 551342, 610697, 967670, 1221394, 1378355, 2756710, 3053485, 6106970, 6717667, 11603243, 13435334, 23206486, 33588335, 58016215, 67176670, 116032430, 127635673, 255271346, 638178365, 1276356730]

約数ペア:

[(1, 1276356730), (2, 638178365), (5, 255271346), (10, 127635673), (11, 116032430), (19, 67176670), (22, 58016215), (38, 33588335), (55, 23206486), (95, 13435334), (110, 11603243), (190, 6717667), (209, 6106970), (418, 3053485), (463, 2756710), (926, 1378355), (1045, 1221394), (1319, 967670), (2090, 610697), (2315, 551342), (2638, 483835), (4630, 275671), (5093, 250610), (6595, 193534), (8797, 145090), (10186, 125305), (13190, 96767), (14509, 87970), (17594, 72545), (25061, 50930), (25465, 50122), (29018, 43985)]