213509280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{444811}}^1$

素因数の和:444829

約数の個数: 48

約数和(自身を含む): 672555744

約数和(自身を除く): 459046464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 444811, 889622, 1334433, 1779244, 2224055, 2668866, 3558488, 4448110, 5337732, 6672165, 7116976, 8896220, 10675464, 13344330, 14233952, 17792440, 21350928, 26688660, 35584880, 42701856, 53377320, 71169760, 106754640, 213509280]

約数ペア:

[(1, 213509280), (2, 106754640), (3, 71169760), (4, 53377320), (5, 42701856), (6, 35584880), (8, 26688660), (10, 21350928), (12, 17792440), (15, 14233952), (16, 13344330), (20, 10675464), (24, 8896220), (30, 7116976), (32, 6672165), (40, 5337732), (48, 4448110), (60, 3558488), (80, 2668866), (96, 2224055), (120, 1779244), (160, 1334433), (240, 889622), (480, 444811)]