256913471664

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{181553}}^1$

素因数の和:181915

約数の個数: 120

約数和(自身を含む): 744539882112

約数和(自身を除く): 487626410448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 317, 372, 496, 558, 634, 744, 951, 1116, 1268, 1488, 1902, 2232, 2536, 2853, 3804, 4464, 5072, 5706, 7608, 9827, 11412, 15216, 19654, 22824, 29481, 39308, 45648, 58962, 78616, 88443, 117924, 157232, 176886, 181553, 235848, 353772, 363106, 471696, 544659, 707544, 726212, 1089318, 1415088, 1452424, 1633977, 2178636, 2904848, 3267954, 4357272, 5628143, 6535908, 8714544, 11256286, 13071816, 16884429, 22512572, 26143632, 33768858, 45025144, 50653287, 57552301, 67537716, 90050288, 101306574, 115104602, 135075432, 172656903, 202613148, 230209204, 270150864, 345313806, 405226296, 460418408, 517970709, 690627612, 810452592, 920836816, 1035941418, 1381255224, 1784121331, 2071882836, 2762510448, 3568242662, 4143765672, 5352363993, 7136485324, 8287531344, 10704727986, 14272970648, 16057091979, 21409455972, 28545941296, 32114183958, 42818911944, 64228367916, 85637823888, 128456735832, 256913471664]

約数ペア:

[(1, 256913471664), (2, 128456735832), (3, 85637823888), (4, 64228367916), (6, 42818911944), (8, 32114183958), (9, 28545941296), (12, 21409455972), (16, 16057091979), (18, 14272970648), (24, 10704727986), (31, 8287531344), (36, 7136485324), (48, 5352363993), (62, 4143765672), (72, 3568242662), (93, 2762510448), (124, 2071882836), (144, 1784121331), (186, 1381255224), (248, 1035941418), (279, 920836816), (317, 810452592), (372, 690627612), (496, 517970709), (558, 460418408), (634, 405226296), (744, 345313806), (951, 270150864), (1116, 230209204), (1268, 202613148), (1488, 172656903), (1902, 135075432), (2232, 115104602), (2536, 101306574), (2853, 90050288), (3804, 67537716), (4464, 57552301), (5072, 50653287), (5706, 45025144), (7608, 33768858), (9827, 26143632), (11412, 22512572), (15216, 16884429), (19654, 13071816), (22824, 11256286), (29481, 8714544), (39308, 6535908), (45648, 5628143), (58962, 4357272), (78616, 3267954), (88443, 2904848), (117924, 2178636), (157232, 1633977), (176886, 1452424), (181553, 1415088), (235848, 1089318), (353772, 726212), (363106, 707544), (471696, 544659)]