840528

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:476

約数の個数: 60

約数和(自身を含む): 2538900

約数和(自身を除く): 1698372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 449, 468, 624, 898, 936, 1347, 1796, 1872, 2694, 3592, 4041, 5388, 5837, 7184, 8082, 10776, 11674, 16164, 17511, 21552, 23348, 32328, 35022, 46696, 52533, 64656, 70044, 93392, 105066, 140088, 210132, 280176, 420264, 840528]

約数ペア:

[(1, 840528), (2, 420264), (3, 280176), (4, 210132), (6, 140088), (8, 105066), (9, 93392), (12, 70044), (13, 64656), (16, 52533), (18, 46696), (24, 35022), (26, 32328), (36, 23348), (39, 21552), (48, 17511), (52, 16164), (72, 11674), (78, 10776), (104, 8082), (117, 7184), (144, 5837), (156, 5388), (208, 4041), (234, 3592), (312, 2694), (449, 1872), (468, 1796), (624, 1347), (898, 936)]