245262576

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 706777680

約数和(自身を除く): 461515104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 409, 496, 624, 744, 806, 818, 961, 1209, 1227, 1488, 1612, 1636, 1922, 2418, 2454, 2883, 3224, 3272, 3844, 4836, 4908, 5317, 5766, 6448, 6544, 7688, 9672, 9816, 10634, 11532, 12493, 12679, 15376, 15951, 19344, 19632, 21268, 23064, 24986, 25358, 31902, 37479, 38037, 42536, 46128, 49972, 50716, 63804, 74958, 76074, 85072, 99944, 101432, 127608, 149916, 152148, 164827, 199888, 202864, 255216, 299832, 304296, 329654, 393049, 494481, 599664, 608592, 659308, 786098, 988962, 1179147, 1318616, 1572196, 1977924, 2358294, 2637232, 3144392, 3955848, 4716588, 5109637, 6288784, 7911696, 9433176, 10219274, 15328911, 18866352, 20438548, 30657822, 40877096, 61315644, 81754192, 122631288, 245262576]

約数ペア:

[(1, 245262576), (2, 122631288), (3, 81754192), (4, 61315644), (6, 40877096), (8, 30657822), (12, 20438548), (13, 18866352), (16, 15328911), (24, 10219274), (26, 9433176), (31, 7911696), (39, 6288784), (48, 5109637), (52, 4716588), (62, 3955848), (78, 3144392), (93, 2637232), (104, 2358294), (124, 1977924), (156, 1572196), (186, 1318616), (208, 1179147), (248, 988962), (312, 786098), (372, 659308), (403, 608592), (409, 599664), (496, 494481), (624, 393049), (744, 329654), (806, 304296), (818, 299832), (961, 255216), (1209, 202864), (1227, 199888), (1488, 164827), (1612, 152148), (1636, 149916), (1922, 127608), (2418, 101432), (2454, 99944), (2883, 85072), (3224, 76074), (3272, 74958), (3844, 63804), (4836, 50716), (4908, 49972), (5317, 46128), (5766, 42536), (6448, 38037), (6544, 37479), (7688, 31902), (9672, 25358), (9816, 24986), (10634, 23064), (11532, 21268), (12493, 19632), (12679, 19344), (15376, 15951)]