42373980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21401}}^1$

素因数の和:21427

約数の個数: 72

約数和(自身を含む): 140225904

約数和(自身を除く): 97851924

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 21401, 42802, 64203, 85604, 107005, 128406, 192609, 214010, 235411, 256812, 321015, 385218, 428020, 470822, 642030, 706233, 770436, 941644, 963045, 1177055, 1284060, 1412466, 1926090, 2118699, 2354110, 2824932, 3531165, 3852180, 4237398, 4708220, 7062330, 8474796, 10593495, 14124660, 21186990, 42373980]

約数ペア:

[(1, 42373980), (2, 21186990), (3, 14124660), (4, 10593495), (5, 8474796), (6, 7062330), (9, 4708220), (10, 4237398), (11, 3852180), (12, 3531165), (15, 2824932), (18, 2354110), (20, 2118699), (22, 1926090), (30, 1412466), (33, 1284060), (36, 1177055), (44, 963045), (45, 941644), (55, 770436), (60, 706233), (66, 642030), (90, 470822), (99, 428020), (110, 385218), (132, 321015), (165, 256812), (180, 235411), (198, 214010), (220, 192609), (330, 128406), (396, 107005), (495, 85604), (660, 64203), (990, 42802), (1980, 21401)]