289360280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{1109}}^1$

素因数の和:1724

約数の個数: 64

約数和(自身を含む): 712087200

約数和(自身を除く): 422726920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 593, 1109, 1186, 2218, 2372, 2965, 4436, 4744, 5545, 5930, 6523, 8872, 11090, 11860, 12199, 13046, 22180, 23720, 24398, 26092, 32615, 44360, 48796, 52184, 60995, 65230, 97592, 121990, 130460, 243980, 260920, 487960, 657637, 1315274, 2630548, 3288185, 5261096, 6576370, 7234007, 13152740, 14468014, 26305480, 28936028, 36170035, 57872056, 72340070, 144680140, 289360280]

約数ペア:

[(1, 289360280), (2, 144680140), (4, 72340070), (5, 57872056), (8, 36170035), (10, 28936028), (11, 26305480), (20, 14468014), (22, 13152740), (40, 7234007), (44, 6576370), (55, 5261096), (88, 3288185), (110, 2630548), (220, 1315274), (440, 657637), (593, 487960), (1109, 260920), (1186, 243980), (2218, 130460), (2372, 121990), (2965, 97592), (4436, 65230), (4744, 60995), (5545, 52184), (5930, 48796), (6523, 44360), (8872, 32615), (11090, 26092), (11860, 24398), (12199, 23720), (13046, 22180)]