261756120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{24509}}^1$

素因数の和:24612

約数の個数: 64

約数和(自身を含む): 794124000

約数和(自身を除く): 532367880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 24509, 49018, 73527, 98036, 122545, 147054, 196072, 245090, 294108, 367635, 490180, 588216, 735270, 980360, 1470540, 2181301, 2941080, 4362602, 6543903, 8725204, 10906505, 13087806, 17450408, 21813010, 26175612, 32719515, 43626020, 52351224, 65439030, 87252040, 130878060, 261756120]

約数ペア:

[(1, 261756120), (2, 130878060), (3, 87252040), (4, 65439030), (5, 52351224), (6, 43626020), (8, 32719515), (10, 26175612), (12, 21813010), (15, 17450408), (20, 13087806), (24, 10906505), (30, 8725204), (40, 6543903), (60, 4362602), (89, 2941080), (120, 2181301), (178, 1470540), (267, 980360), (356, 735270), (445, 588216), (534, 490180), (712, 367635), (890, 294108), (1068, 245090), (1335, 196072), (1780, 147054), (2136, 122545), (2670, 98036), (3560, 73527), (5340, 49018), (10680, 24509)]