168672800

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:235

約数の個数: 144

約数和(自身を含む): 438721920

約数和(自身を除く): 270049120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 89, 92, 100, 103, 115, 160, 178, 184, 200, 206, 230, 356, 368, 400, 412, 445, 460, 515, 575, 712, 736, 800, 824, 890, 920, 1030, 1150, 1424, 1648, 1780, 1840, 2047, 2060, 2225, 2300, 2369, 2575, 2848, 3296, 3560, 3680, 4094, 4120, 4450, 4600, 4738, 5150, 7120, 8188, 8240, 8900, 9167, 9200, 9476, 10235, 10300, 11845, 14240, 16376, 16480, 17800, 18334, 18400, 18952, 20470, 20600, 23690, 32752, 35600, 36668, 37904, 40940, 41200, 45835, 47380, 51175, 59225, 65504, 71200, 73336, 75808, 81880, 82400, 91670, 94760, 102350, 118450, 146672, 163760, 183340, 189520, 204700, 210841, 229175, 236900, 293344, 327520, 366680, 379040, 409400, 421682, 458350, 473800, 733360, 818800, 843364, 916700, 947600, 1054205, 1466720, 1637600, 1686728, 1833400, 1895200, 2108410, 3373456, 3666800, 4216820, 5271025, 6746912, 7333600, 8433640, 10542050, 16867280, 21084100, 33734560, 42168200, 84336400, 168672800]

約数ペア:

[(1, 168672800), (2, 84336400), (4, 42168200), (5, 33734560), (8, 21084100), (10, 16867280), (16, 10542050), (20, 8433640), (23, 7333600), (25, 6746912), (32, 5271025), (40, 4216820), (46, 3666800), (50, 3373456), (80, 2108410), (89, 1895200), (92, 1833400), (100, 1686728), (103, 1637600), (115, 1466720), (160, 1054205), (178, 947600), (184, 916700), (200, 843364), (206, 818800), (230, 733360), (356, 473800), (368, 458350), (400, 421682), (412, 409400), (445, 379040), (460, 366680), (515, 327520), (575, 293344), (712, 236900), (736, 229175), (800, 210841), (824, 204700), (890, 189520), (920, 183340), (1030, 163760), (1150, 146672), (1424, 118450), (1648, 102350), (1780, 94760), (1840, 91670), (2047, 82400), (2060, 81880), (2225, 75808), (2300, 73336), (2369, 71200), (2575, 65504), (2848, 59225), (3296, 51175), (3560, 47380), (3680, 45835), (4094, 41200), (4120, 40940), (4450, 37904), (4600, 36668), (4738, 35600), (5150, 32752), (7120, 23690), (8188, 20600), (8240, 20470), (8900, 18952), (9167, 18400), (9200, 18334), (9476, 17800), (10235, 16480), (10300, 16376), (11845, 14240)]