51427740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9419}}^1$

素因数の和:9451

約数の個数: 96

約数和(自身を含む): 177246720

約数和(自身を除く): 125818980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 9419, 18838, 28257, 37676, 47095, 56514, 65933, 94190, 113028, 122447, 131866, 141285, 188380, 197799, 244894, 263732, 282570, 329665, 367341, 395598, 489788, 565140, 612235, 659330, 734682, 791196, 857129, 988995, 1224470, 1318660, 1469364, 1714258, 1836705, 1977990, 2448940, 2571387, 3428516, 3673410, 3955980, 4285645, 5142774, 7346820, 8571290, 10285548, 12856935, 17142580, 25713870, 51427740]

約数ペア:

[(1, 51427740), (2, 25713870), (3, 17142580), (4, 12856935), (5, 10285548), (6, 8571290), (7, 7346820), (10, 5142774), (12, 4285645), (13, 3955980), (14, 3673410), (15, 3428516), (20, 2571387), (21, 2448940), (26, 1977990), (28, 1836705), (30, 1714258), (35, 1469364), (39, 1318660), (42, 1224470), (52, 988995), (60, 857129), (65, 791196), (70, 734682), (78, 659330), (84, 612235), (91, 565140), (105, 489788), (130, 395598), (140, 367341), (156, 329665), (182, 282570), (195, 263732), (210, 244894), (260, 197799), (273, 188380), (364, 141285), (390, 131866), (420, 122447), (455, 113028), (546, 94190), (780, 65933), (910, 56514), (1092, 47095), (1365, 37676), (1820, 28257), (2730, 18838), (5460, 9419)]