74711680

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1091}}^1$

素因数の和:1217

約数の個数: 64

約数和(自身を含む): 180442080

約数和(自身を除く): 105730400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1070, 1091, 1712, 2140, 2182, 3424, 4280, 4364, 5455, 6848, 8560, 8728, 10910, 13696, 17120, 17456, 21820, 34240, 34912, 43640, 68480, 69824, 87280, 116737, 139648, 174560, 233474, 349120, 466948, 583685, 698240, 933896, 1167370, 1867792, 2334740, 3735584, 4669480, 7471168, 9338960, 14942336, 18677920, 37355840, 74711680]

約数ペア:

[(1, 74711680), (2, 37355840), (4, 18677920), (5, 14942336), (8, 9338960), (10, 7471168), (16, 4669480), (20, 3735584), (32, 2334740), (40, 1867792), (64, 1167370), (80, 933896), (107, 698240), (128, 583685), (160, 466948), (214, 349120), (320, 233474), (428, 174560), (535, 139648), (640, 116737), (856, 87280), (1070, 69824), (1091, 68480), (1712, 43640), (2140, 34912), (2182, 34240), (3424, 21820), (4280, 17456), (4364, 17120), (5455, 13696), (6848, 10910), (8560, 8728)]