139022080

素因数分解:

$2^8\times 5^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 335027952

約数和(自身を除く): 196005872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 313, 320, 347, 626, 640, 694, 1252, 1280, 1388, 1565, 1735, 2504, 2776, 3130, 3470, 5008, 5552, 6260, 6940, 10016, 11104, 12520, 13880, 20032, 22208, 25040, 27760, 40064, 44416, 50080, 55520, 80128, 88832, 100160, 108611, 111040, 200320, 217222, 222080, 400640, 434444, 444160, 543055, 868888, 1086110, 1737776, 2172220, 3475552, 4344440, 6951104, 8688880, 13902208, 17377760, 27804416, 34755520, 69511040, 139022080]

約数ペア:

[(1, 139022080), (2, 69511040), (4, 34755520), (5, 27804416), (8, 17377760), (10, 13902208), (16, 8688880), (20, 6951104), (32, 4344440), (40, 3475552), (64, 2172220), (80, 1737776), (128, 1086110), (160, 868888), (256, 543055), (313, 444160), (320, 434444), (347, 400640), (626, 222080), (640, 217222), (694, 200320), (1252, 111040), (1280, 108611), (1388, 100160), (1565, 88832), (1735, 80128), (2504, 55520), (2776, 50080), (3130, 44416), (3470, 40064), (5008, 27760), (5552, 25040), (6260, 22208), (6940, 20032), (10016, 13880), (11104, 12520)]