2563668

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 7076160

約数和(自身を除く): 4512492

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 59, 68, 71, 102, 118, 142, 153, 177, 204, 213, 236, 284, 306, 354, 426, 531, 612, 639, 708, 852, 1003, 1062, 1207, 1278, 2006, 2124, 2414, 2556, 3009, 3621, 4012, 4189, 4828, 6018, 7242, 8378, 9027, 10863, 12036, 12567, 14484, 16756, 18054, 21726, 25134, 36108, 37701, 43452, 50268, 71213, 75402, 142426, 150804, 213639, 284852, 427278, 640917, 854556, 1281834, 2563668]

約数ペア:

[(1, 2563668), (2, 1281834), (3, 854556), (4, 640917), (6, 427278), (9, 284852), (12, 213639), (17, 150804), (18, 142426), (34, 75402), (36, 71213), (51, 50268), (59, 43452), (68, 37701), (71, 36108), (102, 25134), (118, 21726), (142, 18054), (153, 16756), (177, 14484), (204, 12567), (213, 12036), (236, 10863), (284, 9027), (306, 8378), (354, 7242), (426, 6018), (531, 4828), (612, 4189), (639, 4012), (708, 3621), (852, 3009), (1003, 2556), (1062, 2414), (1207, 2124), (1278, 2006)]