18915381120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{166979}}^1$

素因数の和:167060

約数の個数: 128

約数和(自身を含む): 61315056000

約数和(自身を除く): 42399674880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 295, 320, 354, 384, 472, 480, 590, 640, 708, 885, 944, 960, 1180, 1416, 1770, 1888, 1920, 2360, 2832, 3540, 3776, 4720, 5664, 7080, 7552, 9440, 11328, 14160, 18880, 22656, 28320, 37760, 56640, 113280, 166979, 333958, 500937, 667916, 834895, 1001874, 1335832, 1669790, 2003748, 2504685, 2671664, 3339580, 4007496, 5009370, 5343328, 6679160, 8014992, 9851761, 10018740, 10686656, 13358320, 16029984, 19703522, 20037480, 21373312, 26716640, 29555283, 32059968, 39407044, 40074960, 49258805, 53433280, 59110566, 64119936, 78814088, 80149920, 98517610, 106866560, 118221132, 147776415, 157628176, 160299840, 197035220, 236442264, 295552830, 315256352, 320599680, 394070440, 472884528, 591105660, 630512704, 788140880, 945769056, 1182211320, 1261025408, 1576281760, 1891538112, 2364422640, 3152563520, 3783076224, 4728845280, 6305127040, 9457690560, 18915381120]

約数ペア:

[(1, 18915381120), (2, 9457690560), (3, 6305127040), (4, 4728845280), (5, 3783076224), (6, 3152563520), (8, 2364422640), (10, 1891538112), (12, 1576281760), (15, 1261025408), (16, 1182211320), (20, 945769056), (24, 788140880), (30, 630512704), (32, 591105660), (40, 472884528), (48, 394070440), (59, 320599680), (60, 315256352), (64, 295552830), (80, 236442264), (96, 197035220), (118, 160299840), (120, 157628176), (128, 147776415), (160, 118221132), (177, 106866560), (192, 98517610), (236, 80149920), (240, 78814088), (295, 64119936), (320, 59110566), (354, 53433280), (384, 49258805), (472, 40074960), (480, 39407044), (590, 32059968), (640, 29555283), (708, 26716640), (885, 21373312), (944, 20037480), (960, 19703522), (1180, 16029984), (1416, 13358320), (1770, 10686656), (1888, 10018740), (1920, 9851761), (2360, 8014992), (2832, 6679160), (3540, 5343328), (3776, 5009370), (4720, 4007496), (5664, 3339580), (7080, 2671664), (7552, 2504685), (9440, 2003748), (11328, 1669790), (14160, 1335832), (18880, 1001874), (22656, 834895), (28320, 667916), (37760, 500937), (56640, 333958), (113280, 166979)]