277669280

素因数分解:

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

素因数の和:467

約数の個数: 144

約数和(自身を含む): 772553376

約数和(自身を除く): 494884096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 160, 196, 214, 224, 245, 280, 331, 392, 428, 490, 535, 560, 662, 749, 784, 856, 980, 1070, 1120, 1324, 1498, 1568, 1655, 1712, 1960, 2140, 2317, 2648, 2996, 3310, 3424, 3745, 3920, 4280, 4634, 5243, 5296, 5992, 6620, 7490, 7840, 8560, 9268, 10486, 10592, 11585, 11984, 13240, 14980, 16219, 17120, 18536, 20972, 23170, 23968, 26215, 26480, 29960, 32438, 35417, 37072, 41944, 46340, 52430, 52960, 59920, 64876, 70834, 74144, 81095, 83888, 92680, 104860, 119840, 129752, 141668, 162190, 167776, 177085, 185360, 209720, 247919, 259504, 283336, 324380, 354170, 370720, 419440, 495838, 519008, 566672, 648760, 708340, 838880, 991676, 1133344, 1239595, 1297520, 1416680, 1735433, 1983352, 2479190, 2595040, 2833360, 3470866, 3966704, 4958380, 5666720, 6941732, 7933408, 8677165, 9916760, 13883464, 17354330, 19833520, 27766928, 34708660, 39667040, 55533856, 69417320, 138834640, 277669280]

約数ペア:

[(1, 277669280), (2, 138834640), (4, 69417320), (5, 55533856), (7, 39667040), (8, 34708660), (10, 27766928), (14, 19833520), (16, 17354330), (20, 13883464), (28, 9916760), (32, 8677165), (35, 7933408), (40, 6941732), (49, 5666720), (56, 4958380), (70, 3966704), (80, 3470866), (98, 2833360), (107, 2595040), (112, 2479190), (140, 1983352), (160, 1735433), (196, 1416680), (214, 1297520), (224, 1239595), (245, 1133344), (280, 991676), (331, 838880), (392, 708340), (428, 648760), (490, 566672), (535, 519008), (560, 495838), (662, 419440), (749, 370720), (784, 354170), (856, 324380), (980, 283336), (1070, 259504), (1120, 247919), (1324, 209720), (1498, 185360), (1568, 177085), (1655, 167776), (1712, 162190), (1960, 141668), (2140, 129752), (2317, 119840), (2648, 104860), (2996, 92680), (3310, 83888), (3424, 81095), (3745, 74144), (3920, 70834), (4280, 64876), (4634, 59920), (5243, 52960), (5296, 52430), (5992, 46340), (6620, 41944), (7490, 37072), (7840, 35417), (8560, 32438), (9268, 29960), (10486, 26480), (10592, 26215), (11585, 23968), (11984, 23170), (13240, 20972), (14980, 18536), (16219, 17120)]