243211120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{349}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 587462400

約数和(自身を除く): 344251280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 281, 310, 349, 496, 562, 620, 698, 1124, 1240, 1396, 1405, 1745, 2248, 2480, 2792, 2810, 3490, 4496, 5584, 5620, 6980, 8711, 10819, 11240, 13960, 17422, 21638, 22480, 27920, 34844, 43276, 43555, 54095, 69688, 86552, 87110, 98069, 108190, 139376, 173104, 174220, 196138, 216380, 348440, 392276, 432760, 490345, 696880, 784552, 865520, 980690, 1569104, 1961380, 3040139, 3922760, 6080278, 7845520, 12160556, 15200695, 24321112, 30401390, 48642224, 60802780, 121605560, 243211120]

約数ペア:

[(1, 243211120), (2, 121605560), (4, 60802780), (5, 48642224), (8, 30401390), (10, 24321112), (16, 15200695), (20, 12160556), (31, 7845520), (40, 6080278), (62, 3922760), (80, 3040139), (124, 1961380), (155, 1569104), (248, 980690), (281, 865520), (310, 784552), (349, 696880), (496, 490345), (562, 432760), (620, 392276), (698, 348440), (1124, 216380), (1240, 196138), (1396, 174220), (1405, 173104), (1745, 139376), (2248, 108190), (2480, 98069), (2792, 87110), (2810, 86552), (3490, 69688), (4496, 54095), (5584, 43555), (5620, 43276), (6980, 34844), (8711, 27920), (10819, 22480), (11240, 21638), (13960, 17422)]