420176960

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:369

約数の個数: 168

約数和(自身を含む): 1178625024

約数和(自身を除く): 758448064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 140, 160, 196, 211, 224, 245, 254, 280, 320, 392, 422, 448, 490, 508, 560, 635, 784, 844, 889, 980, 1016, 1055, 1120, 1270, 1477, 1568, 1688, 1778, 1960, 2032, 2110, 2240, 2540, 2954, 3136, 3376, 3556, 3920, 4064, 4220, 4445, 5080, 5908, 6223, 6752, 7112, 7385, 7840, 8128, 8440, 8890, 10160, 10339, 11816, 12446, 13504, 14224, 14770, 15680, 16880, 17780, 20320, 20678, 23632, 24892, 26797, 28448, 29540, 31115, 33760, 35560, 40640, 41356, 47264, 49784, 51695, 53594, 56896, 59080, 62230, 67520, 71120, 82712, 94528, 99568, 103390, 107188, 118160, 124460, 133985, 142240, 165424, 187579, 199136, 206780, 214376, 236320, 248920, 267970, 284480, 330848, 375158, 398272, 413560, 428752, 472640, 497840, 535940, 661696, 750316, 827120, 857504, 937895, 995680, 1071880, 1313053, 1500632, 1654240, 1715008, 1875790, 1991360, 2143760, 2626106, 3001264, 3308480, 3751580, 4287520, 5252212, 6002528, 6565265, 7503160, 8575040, 10504424, 12005056, 13130530, 15006320, 21008848, 26261060, 30012640, 42017696, 52522120, 60025280, 84035392, 105044240, 210088480, 420176960]

約数ペア:

[(1, 420176960), (2, 210088480), (4, 105044240), (5, 84035392), (7, 60025280), (8, 52522120), (10, 42017696), (14, 30012640), (16, 26261060), (20, 21008848), (28, 15006320), (32, 13130530), (35, 12005056), (40, 10504424), (49, 8575040), (56, 7503160), (64, 6565265), (70, 6002528), (80, 5252212), (98, 4287520), (112, 3751580), (127, 3308480), (140, 3001264), (160, 2626106), (196, 2143760), (211, 1991360), (224, 1875790), (245, 1715008), (254, 1654240), (280, 1500632), (320, 1313053), (392, 1071880), (422, 995680), (448, 937895), (490, 857504), (508, 827120), (560, 750316), (635, 661696), (784, 535940), (844, 497840), (889, 472640), (980, 428752), (1016, 413560), (1055, 398272), (1120, 375158), (1270, 330848), (1477, 284480), (1568, 267970), (1688, 248920), (1778, 236320), (1960, 214376), (2032, 206780), (2110, 199136), (2240, 187579), (2540, 165424), (2954, 142240), (3136, 133985), (3376, 124460), (3556, 118160), (3920, 107188), (4064, 103390), (4220, 99568), (4445, 94528), (5080, 82712), (5908, 71120), (6223, 67520), (6752, 62230), (7112, 59080), (7385, 56896), (7840, 53594), (8128, 51695), (8440, 49784), (8890, 47264), (10160, 41356), (10339, 40640), (11816, 35560), (12446, 33760), (13504, 31115), (14224, 29540), (14770, 28448), (15680, 26797), (16880, 24892), (17780, 23632), (20320, 20678)]