28205086176

素因数分解:

$2^5\times 3^2\times {\mathrm{233}}^1\times {\mathrm{420319}}^1$

素因数の和:420568

約数の個数: 72

約数和(自身を含む): 80552646720

約数和(自身を除く): 52347560544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 233, 288, 466, 699, 932, 1398, 1864, 2097, 2796, 3728, 4194, 5592, 7456, 8388, 11184, 16776, 22368, 33552, 67104, 420319, 840638, 1260957, 1681276, 2521914, 3362552, 3782871, 5043828, 6725104, 7565742, 10087656, 13450208, 15131484, 20175312, 30262968, 40350624, 60525936, 97934327, 121051872, 195868654, 293802981, 391737308, 587605962, 783474616, 881408943, 1175211924, 1566949232, 1762817886, 2350423848, 3133898464, 3525635772, 4700847696, 7051271544, 9401695392, 14102543088, 28205086176]

約数ペア:

[(1, 28205086176), (2, 14102543088), (3, 9401695392), (4, 7051271544), (6, 4700847696), (8, 3525635772), (9, 3133898464), (12, 2350423848), (16, 1762817886), (18, 1566949232), (24, 1175211924), (32, 881408943), (36, 783474616), (48, 587605962), (72, 391737308), (96, 293802981), (144, 195868654), (233, 121051872), (288, 97934327), (466, 60525936), (699, 40350624), (932, 30262968), (1398, 20175312), (1864, 15131484), (2097, 13450208), (2796, 10087656), (3728, 7565742), (4194, 6725104), (5592, 5043828), (7456, 3782871), (8388, 3362552), (11184, 2521914), (16776, 1681276), (22368, 1260957), (33552, 840638), (67104, 420319)]