139221760

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4729}}^1$

素因数の和:4773

約数の個数: 72

約数和(自身を含む): 348052320

約数和(自身を除く): 208830560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 4729, 5888, 7360, 9458, 14720, 18916, 23645, 29440, 37832, 47290, 75664, 94580, 108767, 151328, 189160, 217534, 302656, 378320, 435068, 543835, 605312, 756640, 870136, 1087670, 1210624, 1513280, 1740272, 2175340, 3026560, 3480544, 4350680, 6053120, 6961088, 8701360, 13922176, 17402720, 27844352, 34805440, 69610880, 139221760]

約数ペア:

[(1, 139221760), (2, 69610880), (4, 34805440), (5, 27844352), (8, 17402720), (10, 13922176), (16, 8701360), (20, 6961088), (23, 6053120), (32, 4350680), (40, 3480544), (46, 3026560), (64, 2175340), (80, 1740272), (92, 1513280), (115, 1210624), (128, 1087670), (160, 870136), (184, 756640), (230, 605312), (256, 543835), (320, 435068), (368, 378320), (460, 302656), (640, 217534), (736, 189160), (920, 151328), (1280, 108767), (1472, 94580), (1840, 75664), (2944, 47290), (3680, 37832), (4729, 29440), (5888, 23645), (7360, 18916), (9458, 14720)]