518682780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37423}}^1$

素因数の和:37456

約数の個数: 144

約数和(自身を含む): 1961616384

約数和(自身を除く): 1442933604

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 37423, 74846, 112269, 149692, 187115, 224538, 261961, 336807, 374230, 411653, 449076, 523922, 561345, 673614, 748460, 785883, 823306, 1047844, 1122690, 1234959, 1309805, 1347228, 1571766, 1646612, 1684035, 2058265, 2245380, 2357649, 2469918, 2619610, 2881571, 3143532, 3368070, 3704877, 3929415, 4116530, 4715298, 4939836, 5239220, 5763142, 6174795, 6736140, 7409754, 7858830, 8233060, 8644713, 9430596, 11526284, 11788245, 12349590, 14407855, 14819508, 15717660, 17289426, 18524385, 23576490, 24699180, 25934139, 28815710, 34578852, 37048770, 43223565, 47152980, 51868278, 57631420, 74097540, 86447130, 103736556, 129670695, 172894260, 259341390, 518682780]

約数ペア:

[(1, 518682780), (2, 259341390), (3, 172894260), (4, 129670695), (5, 103736556), (6, 86447130), (7, 74097540), (9, 57631420), (10, 51868278), (11, 47152980), (12, 43223565), (14, 37048770), (15, 34578852), (18, 28815710), (20, 25934139), (21, 24699180), (22, 23576490), (28, 18524385), (30, 17289426), (33, 15717660), (35, 14819508), (36, 14407855), (42, 12349590), (44, 11788245), (45, 11526284), (55, 9430596), (60, 8644713), (63, 8233060), (66, 7858830), (70, 7409754), (77, 6736140), (84, 6174795), (90, 5763142), (99, 5239220), (105, 4939836), (110, 4715298), (126, 4116530), (132, 3929415), (140, 3704877), (154, 3368070), (165, 3143532), (180, 2881571), (198, 2619610), (210, 2469918), (220, 2357649), (231, 2245380), (252, 2058265), (308, 1684035), (315, 1646612), (330, 1571766), (385, 1347228), (396, 1309805), (420, 1234959), (462, 1122690), (495, 1047844), (630, 823306), (660, 785883), (693, 748460), (770, 673614), (924, 561345), (990, 523922), (1155, 449076), (1260, 411653), (1386, 374230), (1540, 336807), (1980, 261961), (2310, 224538), (2772, 187115), (3465, 149692), (4620, 112269), (6930, 74846), (13860, 37423)]