644554080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2851}}^1$

素因数の和:3029

約数の個数: 144

約数和(自身を含む): 2214327024

約数和(自身を除く): 1569772944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 157, 160, 180, 240, 288, 314, 360, 471, 480, 628, 720, 785, 942, 1256, 1413, 1440, 1570, 1884, 2355, 2512, 2826, 2851, 3140, 3768, 4710, 5024, 5652, 5702, 6280, 7065, 7536, 8553, 9420, 11304, 11404, 12560, 14130, 14255, 15072, 17106, 18840, 22608, 22808, 25120, 25659, 28260, 28510, 34212, 37680, 42765, 45216, 45616, 51318, 56520, 57020, 68424, 75360, 85530, 91232, 102636, 113040, 114040, 128295, 136848, 171060, 205272, 226080, 228080, 256590, 273696, 342120, 410544, 447607, 456160, 513180, 684240, 821088, 895214, 1026360, 1342821, 1368480, 1790428, 2052720, 2238035, 2685642, 3580856, 4028463, 4105440, 4476070, 5371284, 6714105, 7161712, 8056926, 8952140, 10742568, 13428210, 14323424, 16113852, 17904280, 20142315, 21485136, 26856420, 32227704, 35808560, 40284630, 42970272, 53712840, 64455408, 71617120, 80569260, 107425680, 128910816, 161138520, 214851360, 322277040, 644554080]

約数ペア:

[(1, 644554080), (2, 322277040), (3, 214851360), (4, 161138520), (5, 128910816), (6, 107425680), (8, 80569260), (9, 71617120), (10, 64455408), (12, 53712840), (15, 42970272), (16, 40284630), (18, 35808560), (20, 32227704), (24, 26856420), (30, 21485136), (32, 20142315), (36, 17904280), (40, 16113852), (45, 14323424), (48, 13428210), (60, 10742568), (72, 8952140), (80, 8056926), (90, 7161712), (96, 6714105), (120, 5371284), (144, 4476070), (157, 4105440), (160, 4028463), (180, 3580856), (240, 2685642), (288, 2238035), (314, 2052720), (360, 1790428), (471, 1368480), (480, 1342821), (628, 1026360), (720, 895214), (785, 821088), (942, 684240), (1256, 513180), (1413, 456160), (1440, 447607), (1570, 410544), (1884, 342120), (2355, 273696), (2512, 256590), (2826, 228080), (2851, 226080), (3140, 205272), (3768, 171060), (4710, 136848), (5024, 128295), (5652, 114040), (5702, 113040), (6280, 102636), (7065, 91232), (7536, 85530), (8553, 75360), (9420, 68424), (11304, 57020), (11404, 56520), (12560, 51318), (14130, 45616), (14255, 45216), (15072, 42765), (17106, 37680), (18840, 34212), (22608, 28510), (22808, 28260), (25120, 25659)]