128158716

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12821}}^1$

素因数の和:12859

約数の個数: 72

約数和(自身を含む): 368350416

約数和(自身を除く): 240191700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 3332, 4998, 9996, 12821, 25642, 38463, 51284, 76926, 89747, 153852, 179494, 217957, 269241, 358988, 435914, 538482, 628229, 653871, 871828, 1076964, 1256458, 1307742, 1525699, 1884687, 2512916, 2615484, 3051398, 3769374, 4577097, 6102796, 7538748, 9154194, 10679893, 18308388, 21359786, 32039679, 42719572, 64079358, 128158716]

約数ペア:

[(1, 128158716), (2, 64079358), (3, 42719572), (4, 32039679), (6, 21359786), (7, 18308388), (12, 10679893), (14, 9154194), (17, 7538748), (21, 6102796), (28, 4577097), (34, 3769374), (42, 3051398), (49, 2615484), (51, 2512916), (68, 1884687), (84, 1525699), (98, 1307742), (102, 1256458), (119, 1076964), (147, 871828), (196, 653871), (204, 628229), (238, 538482), (294, 435914), (357, 358988), (476, 269241), (588, 217957), (714, 179494), (833, 153852), (1428, 89747), (1666, 76926), (2499, 51284), (3332, 38463), (4998, 25642), (9996, 12821)]