51657720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5897}}^1$

素因数の和:5984

約数の個数: 64

約数和(自身を含む): 157122720

約数和(自身を除く): 105465000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 5897, 8760, 11794, 17691, 23588, 29485, 35382, 47176, 58970, 70764, 88455, 117940, 141528, 176910, 235880, 353820, 430481, 707640, 860962, 1291443, 1721924, 2152405, 2582886, 3443848, 4304810, 5165772, 6457215, 8609620, 10331544, 12914430, 17219240, 25828860, 51657720]

約数ペア:

[(1, 51657720), (2, 25828860), (3, 17219240), (4, 12914430), (5, 10331544), (6, 8609620), (8, 6457215), (10, 5165772), (12, 4304810), (15, 3443848), (20, 2582886), (24, 2152405), (30, 1721924), (40, 1291443), (60, 860962), (73, 707640), (120, 430481), (146, 353820), (219, 235880), (292, 176910), (365, 141528), (438, 117940), (584, 88455), (730, 70764), (876, 58970), (1095, 47176), (1460, 35382), (1752, 29485), (2190, 23588), (2920, 17691), (4380, 11794), (5897, 8760)]