257958840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1811}}^1$

素因数の和:3012

約数の個数: 64

約数和(自身を含む): 774956160

約数和(自身を除く): 516997320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1187, 1811, 2374, 3561, 3622, 4748, 5433, 5935, 7122, 7244, 9055, 9496, 10866, 11870, 14244, 14488, 17805, 18110, 21732, 23740, 27165, 28488, 35610, 36220, 43464, 47480, 54330, 71220, 72440, 108660, 142440, 217320, 2149657, 4299314, 6448971, 8598628, 10748285, 12897942, 17197256, 21496570, 25795884, 32244855, 42993140, 51591768, 64489710, 85986280, 128979420, 257958840]

約数ペア:

[(1, 257958840), (2, 128979420), (3, 85986280), (4, 64489710), (5, 51591768), (6, 42993140), (8, 32244855), (10, 25795884), (12, 21496570), (15, 17197256), (20, 12897942), (24, 10748285), (30, 8598628), (40, 6448971), (60, 4299314), (120, 2149657), (1187, 217320), (1811, 142440), (2374, 108660), (3561, 72440), (3622, 71220), (4748, 54330), (5433, 47480), (5935, 43464), (7122, 36220), (7244, 35610), (9055, 28488), (9496, 27165), (10866, 23740), (11870, 21732), (14244, 18110), (14488, 17805)]