40020768

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1759}}^1$

素因数の和:1854

約数の個数: 72

約数和(自身を含む): 115315200

約数和(自身を除く): 75294432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 948, 1264, 1422, 1759, 1896, 2528, 2844, 3518, 3792, 5277, 5688, 7036, 7584, 10554, 11376, 14072, 15831, 21108, 22752, 28144, 31662, 42216, 56288, 63324, 84432, 126648, 138961, 168864, 253296, 277922, 416883, 506592, 555844, 833766, 1111688, 1250649, 1667532, 2223376, 2501298, 3335064, 4446752, 5002596, 6670128, 10005192, 13340256, 20010384, 40020768]

約数ペア:

[(1, 40020768), (2, 20010384), (3, 13340256), (4, 10005192), (6, 6670128), (8, 5002596), (9, 4446752), (12, 3335064), (16, 2501298), (18, 2223376), (24, 1667532), (32, 1250649), (36, 1111688), (48, 833766), (72, 555844), (79, 506592), (96, 416883), (144, 277922), (158, 253296), (237, 168864), (288, 138961), (316, 126648), (474, 84432), (632, 63324), (711, 56288), (948, 42216), (1264, 31662), (1422, 28144), (1759, 22752), (1896, 21108), (2528, 15831), (2844, 14072), (3518, 11376), (3792, 10554), (5277, 7584), (5688, 7036)]