2078155660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:1016

約数の個数: 144

約数和(自身を含む): 5321000160

約数和(自身を除く): 3242844500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 83, 98, 116, 140, 145, 166, 196, 203, 245, 290, 332, 406, 415, 490, 580, 581, 812, 830, 881, 980, 1015, 1162, 1421, 1660, 1762, 2030, 2324, 2407, 2842, 2905, 3524, 4060, 4067, 4405, 4814, 5684, 5810, 6167, 7105, 8134, 8810, 9628, 11620, 12035, 12334, 14210, 16268, 16849, 17620, 20335, 24070, 24668, 25549, 28420, 30835, 33698, 40670, 43169, 48140, 51098, 61670, 67396, 73123, 81340, 84245, 86338, 102196, 117943, 123340, 127745, 146246, 168490, 172676, 178843, 215845, 235886, 255490, 292492, 336980, 357686, 365615, 431690, 471772, 510980, 511861, 589715, 715372, 731230, 863380, 894215, 1023722, 1179430, 1251901, 1462460, 1788430, 2047444, 2120567, 2358860, 2503802, 2559305, 3576860, 3583027, 4241134, 5007604, 5118610, 6259505, 7166054, 8482268, 10237220, 10602835, 12519010, 14332108, 14843969, 17915135, 21205670, 25038020, 29687938, 35830270, 42411340, 59375876, 71660540, 74219845, 103907783, 148439690, 207815566, 296879380, 415631132, 519538915, 1039077830, 2078155660]

約数ペア:

[(1, 2078155660), (2, 1039077830), (4, 519538915), (5, 415631132), (7, 296879380), (10, 207815566), (14, 148439690), (20, 103907783), (28, 74219845), (29, 71660540), (35, 59375876), (49, 42411340), (58, 35830270), (70, 29687938), (83, 25038020), (98, 21205670), (116, 17915135), (140, 14843969), (145, 14332108), (166, 12519010), (196, 10602835), (203, 10237220), (245, 8482268), (290, 7166054), (332, 6259505), (406, 5118610), (415, 5007604), (490, 4241134), (580, 3583027), (581, 3576860), (812, 2559305), (830, 2503802), (881, 2358860), (980, 2120567), (1015, 2047444), (1162, 1788430), (1421, 1462460), (1660, 1251901), (1762, 1179430), (2030, 1023722), (2324, 894215), (2407, 863380), (2842, 731230), (2905, 715372), (3524, 589715), (4060, 511861), (4067, 510980), (4405, 471772), (4814, 431690), (5684, 365615), (5810, 357686), (6167, 336980), (7105, 292492), (8134, 255490), (8810, 235886), (9628, 215845), (11620, 178843), (12035, 172676), (12334, 168490), (14210, 146246), (16268, 127745), (16849, 123340), (17620, 117943), (20335, 102196), (24070, 86338), (24668, 84245), (25549, 81340), (28420, 73123), (30835, 67396), (33698, 61670), (40670, 51098), (43169, 48140)]