123475660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 336232512

約数和(自身を除く): 212756852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 55, 70, 74, 77, 110, 121, 140, 148, 154, 185, 197, 220, 242, 259, 308, 370, 385, 394, 407, 484, 518, 605, 740, 770, 788, 814, 847, 985, 1036, 1210, 1295, 1379, 1540, 1628, 1694, 1970, 2035, 2167, 2420, 2590, 2758, 2849, 3388, 3940, 4070, 4235, 4334, 4477, 5180, 5516, 5698, 6895, 7289, 8140, 8470, 8668, 8954, 10835, 11396, 13790, 14245, 14578, 15169, 16940, 17908, 21670, 22385, 23837, 27580, 28490, 29156, 30338, 31339, 36445, 43340, 44770, 47674, 51023, 56980, 60676, 62678, 72890, 75845, 80179, 89540, 95348, 102046, 119185, 125356, 145780, 151690, 156695, 160358, 166859, 204092, 238370, 255115, 303380, 313390, 320716, 333718, 400895, 476740, 510230, 561253, 626780, 667436, 801790, 834295, 881969, 1020460, 1122506, 1603580, 1668590, 1763938, 2245012, 2806265, 3337180, 3527876, 4409845, 5612530, 6173783, 8819690, 11225060, 12347566, 17639380, 24695132, 30868915, 61737830, 123475660]

約数ペア:

[(1, 123475660), (2, 61737830), (4, 30868915), (5, 24695132), (7, 17639380), (10, 12347566), (11, 11225060), (14, 8819690), (20, 6173783), (22, 5612530), (28, 4409845), (35, 3527876), (37, 3337180), (44, 2806265), (55, 2245012), (70, 1763938), (74, 1668590), (77, 1603580), (110, 1122506), (121, 1020460), (140, 881969), (148, 834295), (154, 801790), (185, 667436), (197, 626780), (220, 561253), (242, 510230), (259, 476740), (308, 400895), (370, 333718), (385, 320716), (394, 313390), (407, 303380), (484, 255115), (518, 238370), (605, 204092), (740, 166859), (770, 160358), (788, 156695), (814, 151690), (847, 145780), (985, 125356), (1036, 119185), (1210, 102046), (1295, 95348), (1379, 89540), (1540, 80179), (1628, 75845), (1694, 72890), (1970, 62678), (2035, 60676), (2167, 56980), (2420, 51023), (2590, 47674), (2758, 44770), (2849, 43340), (3388, 36445), (3940, 31339), (4070, 30338), (4235, 29156), (4334, 28490), (4477, 27580), (5180, 23837), (5516, 22385), (5698, 21670), (6895, 17908), (7289, 16940), (8140, 15169), (8470, 14578), (8668, 14245), (8954, 13790), (10835, 11396)]