201845120

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2791}}^1$

素因数の和:2923

約数の個数: 64

約数和(自身を含む): 486980640

約数和(自身を除く): 285135520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 320, 452, 565, 640, 904, 1130, 1808, 2260, 2791, 3616, 4520, 5582, 7232, 9040, 11164, 13955, 14464, 18080, 22328, 27910, 36160, 44656, 55820, 72320, 89312, 111640, 178624, 223280, 315383, 357248, 446560, 630766, 893120, 1261532, 1576915, 1786240, 2523064, 3153830, 5046128, 6307660, 10092256, 12615320, 20184512, 25230640, 40369024, 50461280, 100922560, 201845120]

約数ペア:

[(1, 201845120), (2, 100922560), (4, 50461280), (5, 40369024), (8, 25230640), (10, 20184512), (16, 12615320), (20, 10092256), (32, 6307660), (40, 5046128), (64, 3153830), (80, 2523064), (113, 1786240), (128, 1576915), (160, 1261532), (226, 893120), (320, 630766), (452, 446560), (565, 357248), (640, 315383), (904, 223280), (1130, 178624), (1808, 111640), (2260, 89312), (2791, 72320), (3616, 55820), (4520, 44656), (5582, 36160), (7232, 27910), (9040, 22328), (11164, 18080), (13955, 14464)]