71804664

素因数分解:

$2^3\times 3^3\times {\mathrm{401}}^1\times {\mathrm{829}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 200196000

約数和(自身を除く): 128391336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 401, 802, 829, 1203, 1604, 1658, 2406, 2487, 3208, 3316, 3609, 4812, 4974, 6632, 7218, 7461, 9624, 9948, 10827, 14436, 14922, 19896, 21654, 22383, 28872, 29844, 43308, 44766, 59688, 86616, 89532, 179064, 332429, 664858, 997287, 1329716, 1994574, 2659432, 2991861, 3989148, 5983722, 7978296, 8975583, 11967444, 17951166, 23934888, 35902332, 71804664]

約数ペア:

[(1, 71804664), (2, 35902332), (3, 23934888), (4, 17951166), (6, 11967444), (8, 8975583), (9, 7978296), (12, 5983722), (18, 3989148), (24, 2991861), (27, 2659432), (36, 1994574), (54, 1329716), (72, 997287), (108, 664858), (216, 332429), (401, 179064), (802, 89532), (829, 86616), (1203, 59688), (1604, 44766), (1658, 43308), (2406, 29844), (2487, 28872), (3208, 22383), (3316, 21654), (3609, 19896), (4812, 14922), (4974, 14436), (6632, 10827), (7218, 9948), (7461, 9624)]