71328640

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1889}}^1$

素因数の和:1967

約数の個数: 64

約数和(自身を含む): 173502000

約数和(自身を除く): 102173360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 944, 1180, 1888, 1889, 2360, 3776, 3778, 4720, 7552, 7556, 9440, 9445, 15112, 18880, 18890, 30224, 37760, 37780, 60448, 75560, 111451, 120896, 151120, 222902, 241792, 302240, 445804, 557255, 604480, 891608, 1114510, 1208960, 1783216, 2229020, 3566432, 4458040, 7132864, 8916080, 14265728, 17832160, 35664320, 71328640]

約数ペア:

[(1, 71328640), (2, 35664320), (4, 17832160), (5, 14265728), (8, 8916080), (10, 7132864), (16, 4458040), (20, 3566432), (32, 2229020), (40, 1783216), (59, 1208960), (64, 1114510), (80, 891608), (118, 604480), (128, 557255), (160, 445804), (236, 302240), (295, 241792), (320, 222902), (472, 151120), (590, 120896), (640, 111451), (944, 75560), (1180, 60448), (1888, 37780), (1889, 37760), (2360, 30224), (3776, 18890), (3778, 18880), (4720, 15112), (7552, 9445), (7556, 9440)]