660706452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{89}}^2\times {\mathrm{331}}^1$

素因数の和:526

約数の個数: 108

約数和(自身を含む): 1936226656

約数和(自身を除く): 1275520204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 89, 126, 178, 252, 267, 331, 356, 534, 623, 662, 801, 993, 1068, 1246, 1324, 1602, 1869, 1986, 2317, 2492, 2979, 3204, 3738, 3972, 4634, 5607, 5958, 6951, 7476, 7921, 9268, 11214, 11916, 13902, 15842, 20853, 22428, 23763, 27804, 29459, 31684, 41706, 47526, 55447, 58918, 71289, 83412, 88377, 95052, 110894, 117836, 142578, 166341, 176754, 206213, 221788, 265131, 285156, 332682, 353508, 412426, 499023, 530262, 618639, 665364, 824852, 998046, 1060524, 1237278, 1855917, 1996092, 2474556, 2621851, 3711834, 5243702, 7423668, 7865553, 10487404, 15731106, 18352957, 23596659, 31462212, 36705914, 47193318, 55058871, 73411828, 94386636, 110117742, 165176613, 220235484, 330353226, 660706452]

約数ペア:

[(1, 660706452), (2, 330353226), (3, 220235484), (4, 165176613), (6, 110117742), (7, 94386636), (9, 73411828), (12, 55058871), (14, 47193318), (18, 36705914), (21, 31462212), (28, 23596659), (36, 18352957), (42, 15731106), (63, 10487404), (84, 7865553), (89, 7423668), (126, 5243702), (178, 3711834), (252, 2621851), (267, 2474556), (331, 1996092), (356, 1855917), (534, 1237278), (623, 1060524), (662, 998046), (801, 824852), (993, 665364), (1068, 618639), (1246, 530262), (1324, 499023), (1602, 412426), (1869, 353508), (1986, 332682), (2317, 285156), (2492, 265131), (2979, 221788), (3204, 206213), (3738, 176754), (3972, 166341), (4634, 142578), (5607, 117836), (5958, 110894), (6951, 95052), (7476, 88377), (7921, 83412), (9268, 71289), (11214, 58918), (11916, 55447), (13902, 47526), (15842, 41706), (20853, 31684), (22428, 29459), (23763, 27804)]