127611520

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 332793360

約数和(自身を除く): 205181840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 128, 136, 148, 160, 170, 185, 272, 296, 317, 320, 340, 370, 544, 592, 629, 634, 640, 680, 740, 1088, 1184, 1258, 1268, 1360, 1480, 1585, 2176, 2368, 2516, 2536, 2720, 2960, 3145, 3170, 4736, 5032, 5072, 5389, 5440, 5920, 6290, 6340, 10064, 10144, 10778, 10880, 11729, 11840, 12580, 12680, 20128, 20288, 21556, 23458, 23680, 25160, 25360, 26945, 40256, 40576, 43112, 46916, 50320, 50720, 53890, 58645, 80512, 86224, 93832, 100640, 101440, 107780, 117290, 172448, 187664, 199393, 201280, 202880, 215560, 234580, 344896, 375328, 398786, 402560, 431120, 469160, 689792, 750656, 797572, 862240, 938320, 996965, 1501312, 1595144, 1724480, 1876640, 1993930, 3190288, 3448960, 3753280, 3987860, 6380576, 7506560, 7975720, 12761152, 15951440, 25522304, 31902880, 63805760, 127611520]

約数ペア:

[(1, 127611520), (2, 63805760), (4, 31902880), (5, 25522304), (8, 15951440), (10, 12761152), (16, 7975720), (17, 7506560), (20, 6380576), (32, 3987860), (34, 3753280), (37, 3448960), (40, 3190288), (64, 1993930), (68, 1876640), (74, 1724480), (80, 1595144), (85, 1501312), (128, 996965), (136, 938320), (148, 862240), (160, 797572), (170, 750656), (185, 689792), (272, 469160), (296, 431120), (317, 402560), (320, 398786), (340, 375328), (370, 344896), (544, 234580), (592, 215560), (629, 202880), (634, 201280), (640, 199393), (680, 187664), (740, 172448), (1088, 117290), (1184, 107780), (1258, 101440), (1268, 100640), (1360, 93832), (1480, 86224), (1585, 80512), (2176, 58645), (2368, 53890), (2516, 50720), (2536, 50320), (2720, 46916), (2960, 43112), (3145, 40576), (3170, 40256), (4736, 26945), (5032, 25360), (5072, 25160), (5389, 23680), (5440, 23458), (5920, 21556), (6290, 20288), (6340, 20128), (10064, 12680), (10144, 12580), (10778, 11840), (10880, 11729)]