18388440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7297}}^1$

素因数の和:7321

約数の個数: 96

約数和(自身を含む): 68309280

約数和(自身を除く): 49920840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7297, 14594, 21891, 29188, 36485, 43782, 51079, 58376, 65673, 72970, 87564, 102158, 109455, 131346, 145940, 153237, 175128, 204316, 218910, 255395, 262692, 291880, 306474, 328365, 408632, 437820, 459711, 510790, 525384, 612948, 656730, 766185, 875640, 919422, 1021580, 1225896, 1313460, 1532370, 1838844, 2043160, 2298555, 2626920, 3064740, 3677688, 4597110, 6129480, 9194220, 18388440]

約数ペア:

[(1, 18388440), (2, 9194220), (3, 6129480), (4, 4597110), (5, 3677688), (6, 3064740), (7, 2626920), (8, 2298555), (9, 2043160), (10, 1838844), (12, 1532370), (14, 1313460), (15, 1225896), (18, 1021580), (20, 919422), (21, 875640), (24, 766185), (28, 656730), (30, 612948), (35, 525384), (36, 510790), (40, 459711), (42, 437820), (45, 408632), (56, 328365), (60, 306474), (63, 291880), (70, 262692), (72, 255395), (84, 218910), (90, 204316), (105, 175128), (120, 153237), (126, 145940), (140, 131346), (168, 109455), (180, 102158), (210, 87564), (252, 72970), (280, 65673), (315, 58376), (360, 51079), (420, 43782), (504, 36485), (630, 29188), (840, 21891), (1260, 14594), (2520, 7297)]