998466040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1009}}^1$

素因数の和:1217

約数の個数: 128

約数和(自身を含む): 2657188800

約数和(自身を除く): 1658722760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 173, 220, 260, 286, 346, 440, 520, 572, 692, 715, 865, 1009, 1144, 1384, 1430, 1730, 1903, 2018, 2249, 2860, 3460, 3806, 4036, 4498, 5045, 5720, 6920, 7612, 8072, 8996, 9515, 10090, 11099, 11245, 13117, 15224, 17992, 19030, 20180, 22198, 22490, 24739, 26234, 38060, 40360, 44396, 44980, 49478, 52468, 55495, 65585, 76120, 88792, 89960, 98956, 104936, 110990, 123695, 131170, 144287, 174557, 197912, 221980, 247390, 262340, 288574, 349114, 443960, 494780, 524680, 577148, 698228, 721435, 872785, 989560, 1154296, 1396456, 1442870, 1745570, 1920127, 2269241, 2885740, 3491140, 3840254, 4538482, 5771480, 6982280, 7680508, 9076964, 9600635, 11346205, 15361016, 18153928, 19201270, 22692410, 24961651, 38402540, 45384820, 49923302, 76805080, 90769640, 99846604, 124808255, 199693208, 249616510, 499233020, 998466040]

約数ペア:

[(1, 998466040), (2, 499233020), (4, 249616510), (5, 199693208), (8, 124808255), (10, 99846604), (11, 90769640), (13, 76805080), (20, 49923302), (22, 45384820), (26, 38402540), (40, 24961651), (44, 22692410), (52, 19201270), (55, 18153928), (65, 15361016), (88, 11346205), (104, 9600635), (110, 9076964), (130, 7680508), (143, 6982280), (173, 5771480), (220, 4538482), (260, 3840254), (286, 3491140), (346, 2885740), (440, 2269241), (520, 1920127), (572, 1745570), (692, 1442870), (715, 1396456), (865, 1154296), (1009, 989560), (1144, 872785), (1384, 721435), (1430, 698228), (1730, 577148), (1903, 524680), (2018, 494780), (2249, 443960), (2860, 349114), (3460, 288574), (3806, 262340), (4036, 247390), (4498, 221980), (5045, 197912), (5720, 174557), (6920, 144287), (7612, 131170), (8072, 123695), (8996, 110990), (9515, 104936), (10090, 98956), (11099, 89960), (11245, 88792), (13117, 76120), (15224, 65585), (17992, 55495), (19030, 52468), (20180, 49478), (22198, 44980), (22490, 44396), (24739, 40360), (26234, 38060)]