22905000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{509}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 77670450

約数和(自身を除く): 54765450

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 509, 600, 625, 750, 900, 1000, 1018, 1125, 1250, 1500, 1527, 1800, 1875, 2036, 2250, 2500, 2545, 3000, 3054, 3750, 4072, 4500, 4581, 5000, 5090, 5625, 6108, 7500, 7635, 9000, 9162, 10180, 11250, 12216, 12725, 15000, 15270, 18324, 20360, 22500, 22905, 25450, 30540, 36648, 38175, 45000, 45810, 50900, 61080, 63625, 76350, 91620, 101800, 114525, 127250, 152700, 183240, 190875, 229050, 254500, 305400, 318125, 381750, 458100, 509000, 572625, 636250, 763500, 916200, 954375, 1145250, 1272500, 1527000, 1908750, 2290500, 2545000, 2863125, 3817500, 4581000, 5726250, 7635000, 11452500, 22905000]

約数ペア:

[(1, 22905000), (2, 11452500), (3, 7635000), (4, 5726250), (5, 4581000), (6, 3817500), (8, 2863125), (9, 2545000), (10, 2290500), (12, 1908750), (15, 1527000), (18, 1272500), (20, 1145250), (24, 954375), (25, 916200), (30, 763500), (36, 636250), (40, 572625), (45, 509000), (50, 458100), (60, 381750), (72, 318125), (75, 305400), (90, 254500), (100, 229050), (120, 190875), (125, 183240), (150, 152700), (180, 127250), (200, 114525), (225, 101800), (250, 91620), (300, 76350), (360, 63625), (375, 61080), (450, 50900), (500, 45810), (509, 45000), (600, 38175), (625, 36648), (750, 30540), (900, 25450), (1000, 22905), (1018, 22500), (1125, 20360), (1250, 18324), (1500, 15270), (1527, 15000), (1800, 12725), (1875, 12216), (2036, 11250), (2250, 10180), (2500, 9162), (2545, 9000), (3000, 7635), (3054, 7500), (3750, 6108), (4072, 5625), (4500, 5090), (4581, 5000)]