72278080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:852

約数の個数: 112

約数和(自身を含む): 201753216

約数和(自身を除く): 129475136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 656, 787, 820, 1120, 1148, 1312, 1435, 1574, 1640, 2240, 2296, 2624, 2870, 3148, 3280, 3935, 4592, 5509, 5740, 6296, 6560, 7870, 9184, 11018, 11480, 12592, 13120, 15740, 18368, 22036, 22960, 25184, 27545, 31480, 32267, 44072, 45920, 50368, 55090, 62960, 64534, 88144, 91840, 110180, 125920, 129068, 161335, 176288, 220360, 225869, 251840, 258136, 322670, 352576, 440720, 451738, 516272, 645340, 881440, 903476, 1032544, 1129345, 1290680, 1762880, 1806952, 2065088, 2258690, 2581360, 3613904, 4517380, 5162720, 7227808, 9034760, 10325440, 14455616, 18069520, 36139040, 72278080]

約数ペア:

[(1, 72278080), (2, 36139040), (4, 18069520), (5, 14455616), (7, 10325440), (8, 9034760), (10, 7227808), (14, 5162720), (16, 4517380), (20, 3613904), (28, 2581360), (32, 2258690), (35, 2065088), (40, 1806952), (41, 1762880), (56, 1290680), (64, 1129345), (70, 1032544), (80, 903476), (82, 881440), (112, 645340), (140, 516272), (160, 451738), (164, 440720), (205, 352576), (224, 322670), (280, 258136), (287, 251840), (320, 225869), (328, 220360), (410, 176288), (448, 161335), (560, 129068), (574, 125920), (656, 110180), (787, 91840), (820, 88144), (1120, 64534), (1148, 62960), (1312, 55090), (1435, 50368), (1574, 45920), (1640, 44072), (2240, 32267), (2296, 31480), (2624, 27545), (2870, 25184), (3148, 22960), (3280, 22036), (3935, 18368), (4592, 15740), (5509, 13120), (5740, 12592), (6296, 11480), (6560, 11018), (7870, 9184)]