68990688

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{18427}}^1$

素因数の和:18456

約数の個数: 72

約数和(自身を含む): 211295448

約数和(自身を除く): 142304760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 18427, 36854, 55281, 73708, 110562, 147416, 165843, 221124, 239551, 294832, 331686, 442248, 479102, 589664, 663372, 718653, 884496, 958204, 1326744, 1437306, 1768992, 1916408, 2155959, 2653488, 2874612, 3832816, 4311918, 5306976, 5749224, 7665632, 8623836, 11498448, 17247672, 22996896, 34495344, 68990688]

約数ペア:

[(1, 68990688), (2, 34495344), (3, 22996896), (4, 17247672), (6, 11498448), (8, 8623836), (9, 7665632), (12, 5749224), (13, 5306976), (16, 4311918), (18, 3832816), (24, 2874612), (26, 2653488), (32, 2155959), (36, 1916408), (39, 1768992), (48, 1437306), (52, 1326744), (72, 958204), (78, 884496), (96, 718653), (104, 663372), (117, 589664), (144, 479102), (156, 442248), (208, 331686), (234, 294832), (288, 239551), (312, 221124), (416, 165843), (468, 147416), (624, 110562), (936, 73708), (1248, 55281), (1872, 36854), (3744, 18427)]