20125915560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{79979}}^1$

素因数の和:80232

約数の個数: 128

約数和(自身を含む): 67375152000

約数和(自身を除く): 47249236440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 233, 270, 360, 466, 540, 699, 932, 1080, 1165, 1398, 1864, 2097, 2330, 2796, 3495, 4194, 4660, 5592, 6291, 6990, 8388, 9320, 10485, 12582, 13980, 16776, 20970, 25164, 27960, 31455, 41940, 50328, 62910, 79979, 83880, 125820, 159958, 239937, 251640, 319916, 399895, 479874, 639832, 719811, 799790, 959748, 1199685, 1439622, 1599580, 1919496, 2159433, 2399370, 2879244, 3199160, 3599055, 4318866, 4798740, 5758488, 7198110, 8637732, 9597480, 10797165, 14396220, 17275464, 18635107, 21594330, 28792440, 37270214, 43188660, 55905321, 74540428, 86377320, 93175535, 111810642, 149080856, 167715963, 186351070, 223621284, 279526605, 335431926, 372702140, 447242568, 503147889, 559053210, 670863852, 745404280, 838579815, 1006295778, 1118106420, 1341727704, 1677159630, 2012591556, 2236212840, 2515739445, 3354319260, 4025183112, 5031478890, 6708638520, 10062957780, 20125915560]

約数ペア:

[(1, 20125915560), (2, 10062957780), (3, 6708638520), (4, 5031478890), (5, 4025183112), (6, 3354319260), (8, 2515739445), (9, 2236212840), (10, 2012591556), (12, 1677159630), (15, 1341727704), (18, 1118106420), (20, 1006295778), (24, 838579815), (27, 745404280), (30, 670863852), (36, 559053210), (40, 503147889), (45, 447242568), (54, 372702140), (60, 335431926), (72, 279526605), (90, 223621284), (108, 186351070), (120, 167715963), (135, 149080856), (180, 111810642), (216, 93175535), (233, 86377320), (270, 74540428), (360, 55905321), (466, 43188660), (540, 37270214), (699, 28792440), (932, 21594330), (1080, 18635107), (1165, 17275464), (1398, 14396220), (1864, 10797165), (2097, 9597480), (2330, 8637732), (2796, 7198110), (3495, 5758488), (4194, 4798740), (4660, 4318866), (5592, 3599055), (6291, 3199160), (6990, 2879244), (8388, 2399370), (9320, 2159433), (10485, 1919496), (12582, 1599580), (13980, 1439622), (16776, 1199685), (20970, 959748), (25164, 799790), (27960, 719811), (31455, 639832), (41940, 479874), (50328, 399895), (62910, 319916), (79979, 251640), (83880, 239937), (125820, 159958)]