15981264

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{8537}}^1$

素因数の和:8564

約数の個数: 60

約数和(自身を含む): 48171396

約数和(自身を除く): 32190132

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, 468, 624, 936, 1872, 8537, 17074, 25611, 34148, 51222, 68296, 76833, 102444, 110981, 136592, 153666, 204888, 221962, 307332, 332943, 409776, 443924, 614664, 665886, 887848, 998829, 1229328, 1331772, 1775696, 1997658, 2663544, 3995316, 5327088, 7990632, 15981264]

約数ペア:

[(1, 15981264), (2, 7990632), (3, 5327088), (4, 3995316), (6, 2663544), (8, 1997658), (9, 1775696), (12, 1331772), (13, 1229328), (16, 998829), (18, 887848), (24, 665886), (26, 614664), (36, 443924), (39, 409776), (48, 332943), (52, 307332), (72, 221962), (78, 204888), (104, 153666), (117, 136592), (144, 110981), (156, 102444), (208, 76833), (234, 68296), (312, 51222), (468, 34148), (624, 25611), (936, 17074), (1872, 8537)]