30911640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1489}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 93333600

約数和(自身を除く): 62421960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1384, 1489, 1730, 2076, 2595, 2978, 3460, 4152, 4467, 5190, 5956, 6920, 7445, 8934, 10380, 11912, 14890, 17868, 20760, 22335, 29780, 35736, 44670, 59560, 89340, 178680, 257597, 515194, 772791, 1030388, 1287985, 1545582, 2060776, 2575970, 3091164, 3863955, 5151940, 6182328, 7727910, 10303880, 15455820, 30911640]

約数ペア:

[(1, 30911640), (2, 15455820), (3, 10303880), (4, 7727910), (5, 6182328), (6, 5151940), (8, 3863955), (10, 3091164), (12, 2575970), (15, 2060776), (20, 1545582), (24, 1287985), (30, 1030388), (40, 772791), (60, 515194), (120, 257597), (173, 178680), (346, 89340), (519, 59560), (692, 44670), (865, 35736), (1038, 29780), (1384, 22335), (1489, 20760), (1730, 17868), (2076, 14890), (2595, 11912), (2978, 10380), (3460, 8934), (4152, 7445), (4467, 6920), (5190, 5956)]