80880720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17737}}^1$

素因数の和:17772

約数の個数: 80

約数和(自身を含む): 263941440

約数和(自身を除く): 183060720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 17737, 35474, 53211, 70948, 88685, 106422, 141896, 177370, 212844, 266055, 283792, 337003, 354740, 425688, 532110, 674006, 709480, 851376, 1011009, 1064220, 1348012, 1418960, 1685015, 2022018, 2128440, 2696024, 3370030, 4044036, 4256880, 5055045, 5392048, 6740060, 8088072, 10110090, 13480120, 16176144, 20220180, 26960240, 40440360, 80880720]

約数ペア:

[(1, 80880720), (2, 40440360), (3, 26960240), (4, 20220180), (5, 16176144), (6, 13480120), (8, 10110090), (10, 8088072), (12, 6740060), (15, 5392048), (16, 5055045), (19, 4256880), (20, 4044036), (24, 3370030), (30, 2696024), (38, 2128440), (40, 2022018), (48, 1685015), (57, 1418960), (60, 1348012), (76, 1064220), (80, 1011009), (95, 851376), (114, 709480), (120, 674006), (152, 532110), (190, 425688), (228, 354740), (240, 337003), (285, 283792), (304, 266055), (380, 212844), (456, 177370), (570, 141896), (760, 106422), (912, 88685), (1140, 70948), (1520, 53211), (2280, 35474), (4560, 17737)]