138834640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 380145312

約数和(自身を除く): 241310672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 196, 214, 245, 280, 331, 392, 428, 490, 535, 560, 662, 749, 784, 856, 980, 1070, 1324, 1498, 1655, 1712, 1960, 2140, 2317, 2648, 2996, 3310, 3745, 3920, 4280, 4634, 5243, 5296, 5992, 6620, 7490, 8560, 9268, 10486, 11585, 11984, 13240, 14980, 16219, 18536, 20972, 23170, 26215, 26480, 29960, 32438, 35417, 37072, 41944, 46340, 52430, 59920, 64876, 70834, 81095, 83888, 92680, 104860, 129752, 141668, 162190, 177085, 185360, 209720, 247919, 259504, 283336, 324380, 354170, 419440, 495838, 566672, 648760, 708340, 991676, 1239595, 1297520, 1416680, 1735433, 1983352, 2479190, 2833360, 3470866, 3966704, 4958380, 6941732, 8677165, 9916760, 13883464, 17354330, 19833520, 27766928, 34708660, 69417320, 138834640]

約数ペア:

[(1, 138834640), (2, 69417320), (4, 34708660), (5, 27766928), (7, 19833520), (8, 17354330), (10, 13883464), (14, 9916760), (16, 8677165), (20, 6941732), (28, 4958380), (35, 3966704), (40, 3470866), (49, 2833360), (56, 2479190), (70, 1983352), (80, 1735433), (98, 1416680), (107, 1297520), (112, 1239595), (140, 991676), (196, 708340), (214, 648760), (245, 566672), (280, 495838), (331, 419440), (392, 354170), (428, 324380), (490, 283336), (535, 259504), (560, 247919), (662, 209720), (749, 185360), (784, 177085), (856, 162190), (980, 141668), (1070, 129752), (1324, 104860), (1498, 92680), (1655, 83888), (1712, 81095), (1960, 70834), (2140, 64876), (2317, 59920), (2648, 52430), (2996, 46340), (3310, 41944), (3745, 37072), (3920, 35417), (4280, 32438), (4634, 29960), (5243, 26480), (5296, 26215), (5992, 23170), (6620, 20972), (7490, 18536), (8560, 16219), (9268, 14980), (10486, 13240), (11585, 11984)]