207864712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 485222400

約数和(自身を除く): 277357688

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 71, 76, 88, 103, 136, 142, 152, 187, 206, 209, 284, 323, 374, 412, 418, 568, 646, 748, 781, 824, 836, 1133, 1207, 1292, 1349, 1496, 1562, 1672, 1751, 1957, 2266, 2414, 2584, 2698, 3124, 3502, 3553, 3914, 4532, 4828, 5396, 6248, 7004, 7106, 7313, 7828, 9064, 9656, 10792, 13277, 14008, 14212, 14626, 14839, 15656, 19261, 21527, 22933, 26554, 28424, 29252, 29678, 33269, 38522, 43054, 45866, 53108, 58504, 59356, 66538, 77044, 80443, 86108, 91732, 106216, 118712, 124321, 133076, 138947, 154088, 160886, 172216, 183464, 248642, 252263, 266152, 277894, 321772, 365959, 497284, 504526, 555788, 643544, 731918, 994568, 1009052, 1111576, 1367531, 1463836, 1528417, 2018104, 2362099, 2735062, 2927672, 3056834, 4724198, 5470124, 6113668, 9448396, 10940248, 12227336, 18896792, 25983089, 51966178, 103932356, 207864712]

約数ペア:

[(1, 207864712), (2, 103932356), (4, 51966178), (8, 25983089), (11, 18896792), (17, 12227336), (19, 10940248), (22, 9448396), (34, 6113668), (38, 5470124), (44, 4724198), (68, 3056834), (71, 2927672), (76, 2735062), (88, 2362099), (103, 2018104), (136, 1528417), (142, 1463836), (152, 1367531), (187, 1111576), (206, 1009052), (209, 994568), (284, 731918), (323, 643544), (374, 555788), (412, 504526), (418, 497284), (568, 365959), (646, 321772), (748, 277894), (781, 266152), (824, 252263), (836, 248642), (1133, 183464), (1207, 172216), (1292, 160886), (1349, 154088), (1496, 138947), (1562, 133076), (1672, 124321), (1751, 118712), (1957, 106216), (2266, 91732), (2414, 86108), (2584, 80443), (2698, 77044), (3124, 66538), (3502, 59356), (3553, 58504), (3914, 53108), (4532, 45866), (4828, 43054), (5396, 38522), (6248, 33269), (7004, 29678), (7106, 29252), (7313, 28424), (7828, 26554), (9064, 22933), (9656, 21527), (10792, 19261), (13277, 15656), (14008, 14839), (14212, 14626)]