321213568

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 716774400

約数和(自身を除く): 395560832

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 169, 208, 248, 338, 403, 416, 479, 496, 676, 806, 832, 958, 992, 1352, 1612, 1664, 1916, 1984, 2704, 3224, 3832, 3968, 5239, 5408, 6227, 6448, 7664, 10478, 10816, 12454, 12896, 14849, 15328, 20956, 21632, 24908, 25792, 29698, 30656, 41912, 49816, 51584, 59396, 61312, 80951, 83824, 99632, 118792, 161902, 167648, 193037, 199264, 237584, 323804, 335296, 386074, 398528, 475168, 647608, 670592, 772148, 797056, 950336, 1295216, 1544296, 1900672, 2509481, 2590432, 3088592, 5018962, 5180864, 6177184, 10037924, 10361728, 12354368, 20075848, 24708736, 40151696, 80303392, 160606784, 321213568]

約数ペア:

[(1, 321213568), (2, 160606784), (4, 80303392), (8, 40151696), (13, 24708736), (16, 20075848), (26, 12354368), (31, 10361728), (32, 10037924), (52, 6177184), (62, 5180864), (64, 5018962), (104, 3088592), (124, 2590432), (128, 2509481), (169, 1900672), (208, 1544296), (248, 1295216), (338, 950336), (403, 797056), (416, 772148), (479, 670592), (496, 647608), (676, 475168), (806, 398528), (832, 386074), (958, 335296), (992, 323804), (1352, 237584), (1612, 199264), (1664, 193037), (1916, 167648), (1984, 161902), (2704, 118792), (3224, 99632), (3832, 83824), (3968, 80951), (5239, 61312), (5408, 59396), (6227, 51584), (6448, 49816), (7664, 41912), (10478, 30656), (10816, 29698), (12454, 25792), (12896, 24908), (14849, 21632), (15328, 20956)]