71501820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 225345120

約数和(自身を除く): 153843300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 109, 116, 130, 145, 156, 174, 195, 218, 260, 290, 327, 348, 377, 390, 435, 436, 545, 580, 654, 754, 780, 841, 870, 1090, 1131, 1308, 1417, 1508, 1635, 1682, 1740, 1885, 2180, 2262, 2523, 2834, 3161, 3270, 3364, 3770, 4205, 4251, 4524, 5046, 5655, 5668, 6322, 6540, 7085, 7540, 8410, 8502, 9483, 10092, 10933, 11310, 12615, 12644, 14170, 15805, 16820, 17004, 18966, 21255, 21866, 22620, 25230, 28340, 31610, 32799, 37932, 41093, 42510, 43732, 47415, 50460, 54665, 63220, 65598, 82186, 85020, 91669, 94830, 109330, 123279, 131196, 163995, 164372, 183338, 189660, 205465, 218660, 246558, 275007, 327990, 366676, 410930, 458345, 493116, 550014, 616395, 655980, 821860, 916690, 1100028, 1191697, 1232790, 1375035, 1833380, 2383394, 2465580, 2750070, 3575091, 4766788, 5500140, 5958485, 7150182, 11916970, 14300364, 17875455, 23833940, 35750910, 71501820]

約数ペア:

[(1, 71501820), (2, 35750910), (3, 23833940), (4, 17875455), (5, 14300364), (6, 11916970), (10, 7150182), (12, 5958485), (13, 5500140), (15, 4766788), (20, 3575091), (26, 2750070), (29, 2465580), (30, 2383394), (39, 1833380), (52, 1375035), (58, 1232790), (60, 1191697), (65, 1100028), (78, 916690), (87, 821860), (109, 655980), (116, 616395), (130, 550014), (145, 493116), (156, 458345), (174, 410930), (195, 366676), (218, 327990), (260, 275007), (290, 246558), (327, 218660), (348, 205465), (377, 189660), (390, 183338), (435, 164372), (436, 163995), (545, 131196), (580, 123279), (654, 109330), (754, 94830), (780, 91669), (841, 85020), (870, 82186), (1090, 65598), (1131, 63220), (1308, 54665), (1417, 50460), (1508, 47415), (1635, 43732), (1682, 42510), (1740, 41093), (1885, 37932), (2180, 32799), (2262, 31610), (2523, 28340), (2834, 25230), (3161, 22620), (3270, 21866), (3364, 21255), (3770, 18966), (4205, 17004), (4251, 16820), (4524, 15805), (5046, 14170), (5655, 12644), (5668, 12615), (6322, 11310), (6540, 10933), (7085, 10092), (7540, 9483), (8410, 8502)]