208096140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1913}}^1$

素因数の和:1976

約数の個数: 144

約数和(自身を含む): 696481632

約数和(自身を除く): 488385492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 196, 210, 222, 245, 259, 294, 370, 420, 444, 490, 518, 555, 588, 735, 740, 777, 980, 1036, 1110, 1295, 1470, 1554, 1813, 1913, 2220, 2590, 2940, 3108, 3626, 3826, 3885, 5180, 5439, 5739, 7252, 7652, 7770, 9065, 9565, 10878, 11478, 13391, 15540, 18130, 19130, 21756, 22956, 26782, 27195, 28695, 36260, 38260, 40173, 53564, 54390, 57390, 66955, 70781, 80346, 93737, 108780, 114780, 133910, 141562, 160692, 187474, 200865, 212343, 267820, 281211, 283124, 353905, 374948, 401730, 424686, 468685, 495467, 562422, 707810, 803460, 849372, 937370, 990934, 1061715, 1124844, 1406055, 1415620, 1486401, 1874740, 1981868, 2123430, 2477335, 2812110, 2972802, 3468269, 4246860, 4954670, 5624220, 5945604, 6936538, 7432005, 9909340, 10404807, 13873076, 14864010, 17341345, 20809614, 29728020, 34682690, 41619228, 52024035, 69365380, 104048070, 208096140]

約数ペア:

[(1, 208096140), (2, 104048070), (3, 69365380), (4, 52024035), (5, 41619228), (6, 34682690), (7, 29728020), (10, 20809614), (12, 17341345), (14, 14864010), (15, 13873076), (20, 10404807), (21, 9909340), (28, 7432005), (30, 6936538), (35, 5945604), (37, 5624220), (42, 4954670), (49, 4246860), (60, 3468269), (70, 2972802), (74, 2812110), (84, 2477335), (98, 2123430), (105, 1981868), (111, 1874740), (140, 1486401), (147, 1415620), (148, 1406055), (185, 1124844), (196, 1061715), (210, 990934), (222, 937370), (245, 849372), (259, 803460), (294, 707810), (370, 562422), (420, 495467), (444, 468685), (490, 424686), (518, 401730), (555, 374948), (588, 353905), (735, 283124), (740, 281211), (777, 267820), (980, 212343), (1036, 200865), (1110, 187474), (1295, 160692), (1470, 141562), (1554, 133910), (1813, 114780), (1913, 108780), (2220, 93737), (2590, 80346), (2940, 70781), (3108, 66955), (3626, 57390), (3826, 54390), (3885, 53564), (5180, 40173), (5439, 38260), (5739, 36260), (7252, 28695), (7652, 27195), (7770, 26782), (9065, 22956), (9565, 21756), (10878, 19130), (11478, 18130), (13391, 15540)]