161921160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{479}}^1$

素因数の和:812

約数の個数: 128

約数和(自身を含む): 542592000

約数和(自身を除く): 380670840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 313, 360, 479, 540, 626, 939, 958, 1080, 1252, 1437, 1565, 1878, 1916, 2395, 2504, 2817, 2874, 3130, 3756, 3832, 4311, 4695, 4790, 5634, 5748, 6260, 7185, 7512, 8451, 8622, 9390, 9580, 11268, 11496, 12520, 12933, 14085, 14370, 16902, 17244, 18780, 19160, 21555, 22536, 25866, 28170, 28740, 33804, 34488, 37560, 42255, 43110, 51732, 56340, 57480, 64665, 67608, 84510, 86220, 103464, 112680, 129330, 149927, 169020, 172440, 258660, 299854, 338040, 449781, 517320, 599708, 749635, 899562, 1199416, 1349343, 1499270, 1799124, 2248905, 2698686, 2998540, 3598248, 4048029, 4497810, 5397372, 5997080, 6746715, 8096058, 8995620, 10794744, 13493430, 16192116, 17991240, 20240145, 26986860, 32384232, 40480290, 53973720, 80960580, 161921160]

約数ペア:

[(1, 161921160), (2, 80960580), (3, 53973720), (4, 40480290), (5, 32384232), (6, 26986860), (8, 20240145), (9, 17991240), (10, 16192116), (12, 13493430), (15, 10794744), (18, 8995620), (20, 8096058), (24, 6746715), (27, 5997080), (30, 5397372), (36, 4497810), (40, 4048029), (45, 3598248), (54, 2998540), (60, 2698686), (72, 2248905), (90, 1799124), (108, 1499270), (120, 1349343), (135, 1199416), (180, 899562), (216, 749635), (270, 599708), (313, 517320), (360, 449781), (479, 338040), (540, 299854), (626, 258660), (939, 172440), (958, 169020), (1080, 149927), (1252, 129330), (1437, 112680), (1565, 103464), (1878, 86220), (1916, 84510), (2395, 67608), (2504, 64665), (2817, 57480), (2874, 56340), (3130, 51732), (3756, 43110), (3832, 42255), (4311, 37560), (4695, 34488), (4790, 33804), (5634, 28740), (5748, 28170), (6260, 25866), (7185, 22536), (7512, 21555), (8451, 19160), (8622, 18780), (9390, 17244), (9580, 16902), (11268, 14370), (11496, 14085), (12520, 12933)]