28049400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{15583}}^1$

素因数の和:15605

約数の個数: 72

約数和(自身を含む): 94205280

約数和(自身を除く): 66155880

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, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 15583, 31166, 46749, 62332, 77915, 93498, 124664, 140247, 155830, 186996, 233745, 280494, 311660, 373992, 389575, 467490, 560988, 623320, 701235, 779150, 934980, 1121976, 1168725, 1402470, 1558300, 1869960, 2337450, 2804940, 3116600, 3506175, 4674900, 5609880, 7012350, 9349800, 14024700, 28049400]

約数ペア:

[(1, 28049400), (2, 14024700), (3, 9349800), (4, 7012350), (5, 5609880), (6, 4674900), (8, 3506175), (9, 3116600), (10, 2804940), (12, 2337450), (15, 1869960), (18, 1558300), (20, 1402470), (24, 1168725), (25, 1121976), (30, 934980), (36, 779150), (40, 701235), (45, 623320), (50, 560988), (60, 467490), (72, 389575), (75, 373992), (90, 311660), (100, 280494), (120, 233745), (150, 186996), (180, 155830), (200, 140247), (225, 124664), (300, 93498), (360, 77915), (450, 62332), (600, 46749), (900, 31166), (1800, 15583)]