236077840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:640

約数の個数: 80

約数和(自身を含む): 564071040

約数和(自身を除く): 327993200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 89, 142, 178, 284, 355, 356, 445, 467, 568, 710, 712, 890, 934, 1136, 1420, 1424, 1780, 1868, 2335, 2840, 3560, 3736, 4670, 5680, 6319, 7120, 7472, 9340, 12638, 18680, 25276, 31595, 33157, 37360, 41563, 50552, 63190, 66314, 83126, 101104, 126380, 132628, 165785, 166252, 207815, 252760, 265256, 331570, 332504, 415630, 505520, 530512, 663140, 665008, 831260, 1326280, 1662520, 2652560, 2950973, 3325040, 5901946, 11803892, 14754865, 23607784, 29509730, 47215568, 59019460, 118038920, 236077840]

約数ペア:

[(1, 236077840), (2, 118038920), (4, 59019460), (5, 47215568), (8, 29509730), (10, 23607784), (16, 14754865), (20, 11803892), (40, 5901946), (71, 3325040), (80, 2950973), (89, 2652560), (142, 1662520), (178, 1326280), (284, 831260), (355, 665008), (356, 663140), (445, 530512), (467, 505520), (568, 415630), (710, 332504), (712, 331570), (890, 265256), (934, 252760), (1136, 207815), (1420, 166252), (1424, 165785), (1780, 132628), (1868, 126380), (2335, 101104), (2840, 83126), (3560, 66314), (3736, 63190), (4670, 50552), (5680, 41563), (6319, 37360), (7120, 33157), (7472, 31595), (9340, 25276), (12638, 18680)]