678507840

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{26177}}^1$

素因数の和:26206

約数の個数: 140

約数和(自身を含む): 2413663956

約数和(自身を除く): 1735156116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 26177, 52354, 78531, 104708, 130885, 157062, 209416, 235593, 261770, 314124, 392655, 418832, 471186, 523540, 628248, 706779, 785310, 837664, 942372, 1047080, 1177965, 1256496, 1413558, 1570620, 1675328, 1884744, 2094160, 2120337, 2355930, 2512992, 2827116, 3141240, 3533895, 3769488, 4188320, 4240674, 4711860, 5025984, 5654232, 6282480, 7067790, 7538976, 8376640, 8481348, 9423720, 10601685, 11308464, 12564960, 14135580, 15077952, 16962696, 18847440, 21203370, 22616928, 25129920, 28271160, 33925392, 37694880, 42406740, 45233856, 56542320, 67850784, 75389760, 84813480, 113084640, 135701568, 169626960, 226169280, 339253920, 678507840]

約数ペア:

[(1, 678507840), (2, 339253920), (3, 226169280), (4, 169626960), (5, 135701568), (6, 113084640), (8, 84813480), (9, 75389760), (10, 67850784), (12, 56542320), (15, 45233856), (16, 42406740), (18, 37694880), (20, 33925392), (24, 28271160), (27, 25129920), (30, 22616928), (32, 21203370), (36, 18847440), (40, 16962696), (45, 15077952), (48, 14135580), (54, 12564960), (60, 11308464), (64, 10601685), (72, 9423720), (80, 8481348), (81, 8376640), (90, 7538976), (96, 7067790), (108, 6282480), (120, 5654232), (135, 5025984), (144, 4711860), (160, 4240674), (162, 4188320), (180, 3769488), (192, 3533895), (216, 3141240), (240, 2827116), (270, 2512992), (288, 2355930), (320, 2120337), (324, 2094160), (360, 1884744), (405, 1675328), (432, 1570620), (480, 1413558), (540, 1256496), (576, 1177965), (648, 1047080), (720, 942372), (810, 837664), (864, 785310), (960, 706779), (1080, 628248), (1296, 523540), (1440, 471186), (1620, 418832), (1728, 392655), (2160, 314124), (2592, 261770), (2880, 235593), (3240, 209416), (4320, 157062), (5184, 130885), (6480, 104708), (8640, 78531), (12960, 52354), (25920, 26177)]