128186080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{421}}^1$

素因数の和:620

約数の個数: 96

約数和(自身を含む): 333069408

約数和(自身を除く): 204883328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 173, 176, 220, 346, 352, 421, 440, 692, 842, 865, 880, 1384, 1684, 1730, 1760, 1903, 2105, 2768, 3368, 3460, 3806, 4210, 4631, 5536, 6736, 6920, 7612, 8420, 9262, 9515, 13472, 13840, 15224, 16840, 18524, 19030, 23155, 27680, 30448, 33680, 37048, 38060, 46310, 60896, 67360, 72833, 74096, 76120, 92620, 145666, 148192, 152240, 185240, 291332, 304480, 364165, 370480, 582664, 728330, 740960, 801163, 1165328, 1456660, 1602326, 2330656, 2913320, 3204652, 4005815, 5826640, 6409304, 8011630, 11653280, 12818608, 16023260, 25637216, 32046520, 64093040, 128186080]

約数ペア:

[(1, 128186080), (2, 64093040), (4, 32046520), (5, 25637216), (8, 16023260), (10, 12818608), (11, 11653280), (16, 8011630), (20, 6409304), (22, 5826640), (32, 4005815), (40, 3204652), (44, 2913320), (55, 2330656), (80, 1602326), (88, 1456660), (110, 1165328), (160, 801163), (173, 740960), (176, 728330), (220, 582664), (346, 370480), (352, 364165), (421, 304480), (440, 291332), (692, 185240), (842, 152240), (865, 148192), (880, 145666), (1384, 92620), (1684, 76120), (1730, 74096), (1760, 72833), (1903, 67360), (2105, 60896), (2768, 46310), (3368, 38060), (3460, 37048), (3806, 33680), (4210, 30448), (4631, 27680), (5536, 23155), (6736, 19030), (6920, 18524), (7612, 16840), (8420, 15224), (9262, 13840), (9515, 13472)]