18729480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2027}}^1$

素因数の和:2059

約数の個数: 128

約数和(自身を含む): 70087680

約数和(自身を除く): 51358200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2027, 2310, 3080, 4054, 4620, 6081, 8108, 9240, 10135, 12162, 14189, 16216, 20270, 22297, 24324, 28378, 30405, 40540, 42567, 44594, 48648, 56756, 60810, 66891, 70945, 81080, 85134, 89188, 111485, 113512, 121620, 133782, 141890, 156079, 170268, 178376, 212835, 222970, 243240, 267564, 283780, 312158, 334455, 340536, 425670, 445940, 468237, 535128, 567560, 624316, 668910, 780395, 851340, 891880, 936474, 1248632, 1337820, 1560790, 1702680, 1872948, 2341185, 2675640, 3121580, 3745896, 4682370, 6243160, 9364740, 18729480]

約数ペア:

[(1, 18729480), (2, 9364740), (3, 6243160), (4, 4682370), (5, 3745896), (6, 3121580), (7, 2675640), (8, 2341185), (10, 1872948), (11, 1702680), (12, 1560790), (14, 1337820), (15, 1248632), (20, 936474), (21, 891880), (22, 851340), (24, 780395), (28, 668910), (30, 624316), (33, 567560), (35, 535128), (40, 468237), (42, 445940), (44, 425670), (55, 340536), (56, 334455), (60, 312158), (66, 283780), (70, 267564), (77, 243240), (84, 222970), (88, 212835), (105, 178376), (110, 170268), (120, 156079), (132, 141890), (140, 133782), (154, 121620), (165, 113512), (168, 111485), (210, 89188), (220, 85134), (231, 81080), (264, 70945), (280, 66891), (308, 60810), (330, 56756), (385, 48648), (420, 44594), (440, 42567), (462, 40540), (616, 30405), (660, 28378), (770, 24324), (840, 22297), (924, 20270), (1155, 16216), (1320, 14189), (1540, 12162), (1848, 10135), (2027, 9240), (2310, 8108), (3080, 6081), (4054, 4620)]