140072880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:395

約数の個数: 160

約数和(自身を含む): 456542208

約数和(自身を除く): 316469328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 67, 80, 93, 120, 124, 134, 155, 186, 201, 240, 248, 268, 281, 310, 335, 372, 402, 465, 496, 536, 562, 620, 670, 744, 804, 843, 930, 1005, 1072, 1124, 1240, 1340, 1405, 1488, 1608, 1686, 1860, 2010, 2077, 2248, 2480, 2680, 2810, 3216, 3372, 3720, 4020, 4154, 4215, 4496, 5360, 5620, 6231, 6744, 7440, 8040, 8308, 8430, 8711, 10385, 11240, 12462, 13488, 16080, 16616, 16860, 17422, 18827, 20770, 22480, 24924, 26133, 31155, 33232, 33720, 34844, 37654, 41540, 43555, 49848, 52266, 56481, 62310, 67440, 69688, 75308, 83080, 87110, 94135, 99696, 104532, 112962, 124620, 130665, 139376, 150616, 166160, 174220, 188270, 209064, 225924, 249240, 261330, 282405, 301232, 348440, 376540, 418128, 451848, 498480, 522660, 564810, 583637, 696880, 753080, 903696, 1045320, 1129620, 1167274, 1506160, 1750911, 2090640, 2259240, 2334548, 2918185, 3501822, 4518480, 4669096, 5836370, 7003644, 8754555, 9338192, 11672740, 14007288, 17509110, 23345480, 28014576, 35018220, 46690960, 70036440, 140072880]

約数ペア:

[(1, 140072880), (2, 70036440), (3, 46690960), (4, 35018220), (5, 28014576), (6, 23345480), (8, 17509110), (10, 14007288), (12, 11672740), (15, 9338192), (16, 8754555), (20, 7003644), (24, 5836370), (30, 4669096), (31, 4518480), (40, 3501822), (48, 2918185), (60, 2334548), (62, 2259240), (67, 2090640), (80, 1750911), (93, 1506160), (120, 1167274), (124, 1129620), (134, 1045320), (155, 903696), (186, 753080), (201, 696880), (240, 583637), (248, 564810), (268, 522660), (281, 498480), (310, 451848), (335, 418128), (372, 376540), (402, 348440), (465, 301232), (496, 282405), (536, 261330), (562, 249240), (620, 225924), (670, 209064), (744, 188270), (804, 174220), (843, 166160), (930, 150616), (1005, 139376), (1072, 130665), (1124, 124620), (1240, 112962), (1340, 104532), (1405, 99696), (1488, 94135), (1608, 87110), (1686, 83080), (1860, 75308), (2010, 69688), (2077, 67440), (2248, 62310), (2480, 56481), (2680, 52266), (2810, 49848), (3216, 43555), (3372, 41540), (3720, 37654), (4020, 34844), (4154, 33720), (4215, 33232), (4496, 31155), (5360, 26133), (5620, 24924), (6231, 22480), (6744, 20770), (7440, 18827), (8040, 17422), (8308, 16860), (8430, 16616), (8711, 16080), (10385, 13488), (11240, 12462)]