489339872

素因数分解:

$2^5\times 7^2\times {\mathrm{521}}^1\times {\mathrm{599}}^1$

素因数の和:1144

約数の個数: 72

約数和(自身を含む): 1124701200

約数和(自身を除く): 635361328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 521, 599, 784, 1042, 1198, 1568, 2084, 2396, 3647, 4168, 4193, 4792, 7294, 8336, 8386, 9584, 14588, 16672, 16772, 19168, 25529, 29176, 29351, 33544, 51058, 58352, 58702, 67088, 102116, 116704, 117404, 134176, 204232, 234808, 312079, 408464, 469616, 624158, 816928, 939232, 1248316, 2184553, 2496632, 4369106, 4993264, 8738212, 9986528, 15291871, 17476424, 30583742, 34952848, 61167484, 69905696, 122334968, 244669936, 489339872]

約数ペア:

[(1, 489339872), (2, 244669936), (4, 122334968), (7, 69905696), (8, 61167484), (14, 34952848), (16, 30583742), (28, 17476424), (32, 15291871), (49, 9986528), (56, 8738212), (98, 4993264), (112, 4369106), (196, 2496632), (224, 2184553), (392, 1248316), (521, 939232), (599, 816928), (784, 624158), (1042, 469616), (1198, 408464), (1568, 312079), (2084, 234808), (2396, 204232), (3647, 134176), (4168, 117404), (4193, 116704), (4792, 102116), (7294, 67088), (8336, 58702), (8386, 58352), (9584, 51058), (14588, 33544), (16672, 29351), (16772, 29176), (19168, 25529)]