18678480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{349}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 58329600

約数和(自身を除く): 39651120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 349, 446, 669, 698, 892, 1047, 1115, 1338, 1396, 1745, 1784, 2094, 2230, 2676, 2792, 3345, 3490, 3568, 4188, 4460, 5235, 5352, 5584, 6690, 6980, 8376, 8920, 10470, 10704, 13380, 13960, 16752, 17840, 20940, 26760, 27920, 41880, 53520, 77827, 83760, 155654, 233481, 311308, 389135, 466962, 622616, 778270, 933924, 1167405, 1245232, 1556540, 1867848, 2334810, 3113080, 3735696, 4669620, 6226160, 9339240, 18678480]

約数ペア:

[(1, 18678480), (2, 9339240), (3, 6226160), (4, 4669620), (5, 3735696), (6, 3113080), (8, 2334810), (10, 1867848), (12, 1556540), (15, 1245232), (16, 1167405), (20, 933924), (24, 778270), (30, 622616), (40, 466962), (48, 389135), (60, 311308), (80, 233481), (120, 155654), (223, 83760), (240, 77827), (349, 53520), (446, 41880), (669, 27920), (698, 26760), (892, 20940), (1047, 17840), (1115, 16752), (1338, 13960), (1396, 13380), (1745, 10704), (1784, 10470), (2094, 8920), (2230, 8376), (2676, 6980), (2792, 6690), (3345, 5584), (3490, 5352), (3568, 5235), (4188, 4460)]