74435580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 236396160

約数和(自身を除く): 161960580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 59, 60, 86, 90, 118, 129, 163, 172, 177, 180, 215, 236, 258, 295, 326, 354, 387, 430, 489, 516, 531, 590, 645, 652, 708, 774, 815, 860, 885, 978, 1062, 1180, 1290, 1467, 1548, 1630, 1770, 1935, 1956, 2124, 2445, 2537, 2580, 2655, 2934, 3260, 3540, 3870, 4890, 5074, 5310, 5868, 7009, 7335, 7611, 7740, 9617, 9780, 10148, 10620, 12685, 14018, 14670, 15222, 19234, 21027, 22833, 25370, 28036, 28851, 29340, 30444, 35045, 38055, 38468, 42054, 45666, 48085, 50740, 57702, 63081, 70090, 76110, 84108, 86553, 91332, 96170, 105135, 114165, 115404, 126162, 140180, 144255, 152220, 173106, 192340, 210270, 228330, 252324, 288510, 315405, 346212, 413531, 420540, 432765, 456660, 577020, 630810, 827062, 865530, 1240593, 1261620, 1654124, 1731060, 2067655, 2481186, 3721779, 4135310, 4962372, 6202965, 7443558, 8270620, 12405930, 14887116, 18608895, 24811860, 37217790, 74435580]

約数ペア:

[(1, 74435580), (2, 37217790), (3, 24811860), (4, 18608895), (5, 14887116), (6, 12405930), (9, 8270620), (10, 7443558), (12, 6202965), (15, 4962372), (18, 4135310), (20, 3721779), (30, 2481186), (36, 2067655), (43, 1731060), (45, 1654124), (59, 1261620), (60, 1240593), (86, 865530), (90, 827062), (118, 630810), (129, 577020), (163, 456660), (172, 432765), (177, 420540), (180, 413531), (215, 346212), (236, 315405), (258, 288510), (295, 252324), (326, 228330), (354, 210270), (387, 192340), (430, 173106), (489, 152220), (516, 144255), (531, 140180), (590, 126162), (645, 115404), (652, 114165), (708, 105135), (774, 96170), (815, 91332), (860, 86553), (885, 84108), (978, 76110), (1062, 70090), (1180, 63081), (1290, 57702), (1467, 50740), (1548, 48085), (1630, 45666), (1770, 42054), (1935, 38468), (1956, 38055), (2124, 35045), (2445, 30444), (2537, 29340), (2580, 28851), (2655, 28036), (2934, 25370), (3260, 22833), (3540, 21027), (3870, 19234), (4890, 15222), (5074, 14670), (5310, 14018), (5868, 12685), (7009, 10620), (7335, 10148), (7611, 9780), (7740, 9617)]