488143880

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:836

約数の個数: 128

約数和(自身を含む): 1309824000

約数和(自身を除く): 821680120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 49, 56, 70, 94, 98, 140, 188, 196, 235, 245, 280, 329, 343, 376, 392, 470, 490, 658, 686, 757, 940, 980, 1316, 1372, 1514, 1645, 1715, 1880, 1960, 2303, 2632, 2744, 3028, 3290, 3430, 3785, 4606, 5299, 6056, 6580, 6860, 7570, 9212, 10598, 11515, 13160, 13720, 15140, 16121, 18424, 21196, 23030, 26495, 30280, 32242, 35579, 37093, 42392, 46060, 52990, 64484, 71158, 74186, 80605, 92120, 105980, 128968, 142316, 148372, 161210, 177895, 185465, 211960, 249053, 259651, 284632, 296744, 322420, 355790, 370930, 498106, 519302, 644840, 711580, 741860, 996212, 1038604, 1245265, 1298255, 1423160, 1483720, 1743371, 1992424, 2077208, 2490530, 2596510, 3486742, 4981060, 5193020, 6973484, 8716855, 9962120, 10386040, 12203597, 13946968, 17433710, 24407194, 34867420, 48814388, 61017985, 69734840, 97628776, 122035970, 244071940, 488143880]

約数ペア:

[(1, 488143880), (2, 244071940), (4, 122035970), (5, 97628776), (7, 69734840), (8, 61017985), (10, 48814388), (14, 34867420), (20, 24407194), (28, 17433710), (35, 13946968), (40, 12203597), (47, 10386040), (49, 9962120), (56, 8716855), (70, 6973484), (94, 5193020), (98, 4981060), (140, 3486742), (188, 2596510), (196, 2490530), (235, 2077208), (245, 1992424), (280, 1743371), (329, 1483720), (343, 1423160), (376, 1298255), (392, 1245265), (470, 1038604), (490, 996212), (658, 741860), (686, 711580), (757, 644840), (940, 519302), (980, 498106), (1316, 370930), (1372, 355790), (1514, 322420), (1645, 296744), (1715, 284632), (1880, 259651), (1960, 249053), (2303, 211960), (2632, 185465), (2744, 177895), (3028, 161210), (3290, 148372), (3430, 142316), (3785, 128968), (4606, 105980), (5299, 92120), (6056, 80605), (6580, 74186), (6860, 71158), (7570, 64484), (9212, 52990), (10598, 46060), (11515, 42392), (13160, 37093), (13720, 35579), (15140, 32242), (16121, 30280), (18424, 26495), (21196, 23030)]