139808640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{72817}}^1$

素因数の和:72839

約数の個数: 64

約数和(自身を含む): 445646160

約数和(自身を除く): 305837520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 72817, 145634, 218451, 291268, 364085, 436902, 582536, 728170, 873804, 1092255, 1165072, 1456340, 1747608, 2184510, 2330144, 2912680, 3495216, 4369020, 4660288, 5825360, 6990432, 8738040, 9320576, 11650720, 13980864, 17476080, 23301440, 27961728, 34952160, 46602880, 69904320, 139808640]

約数ペア:

[(1, 139808640), (2, 69904320), (3, 46602880), (4, 34952160), (5, 27961728), (6, 23301440), (8, 17476080), (10, 13980864), (12, 11650720), (15, 9320576), (16, 8738040), (20, 6990432), (24, 5825360), (30, 4660288), (32, 4369020), (40, 3495216), (48, 2912680), (60, 2330144), (64, 2184510), (80, 1747608), (96, 1456340), (120, 1165072), (128, 1092255), (160, 873804), (192, 728170), (240, 582536), (320, 436902), (384, 364085), (480, 291268), (640, 218451), (960, 145634), (1920, 72817)]