21836400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 72328704

約数和(自身を除く): 50492304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 48, 50, 60, 62, 75, 80, 93, 100, 120, 124, 150, 155, 186, 200, 240, 248, 300, 310, 372, 400, 465, 496, 587, 600, 620, 744, 775, 930, 1174, 1200, 1240, 1488, 1550, 1761, 1860, 2325, 2348, 2480, 2935, 3100, 3522, 3720, 4650, 4696, 5870, 6200, 7044, 7440, 8805, 9300, 9392, 11740, 12400, 14088, 14675, 17610, 18197, 18600, 23480, 28176, 29350, 35220, 36394, 37200, 44025, 46960, 54591, 58700, 70440, 72788, 88050, 90985, 109182, 117400, 140880, 145576, 176100, 181970, 218364, 234800, 272955, 291152, 352200, 363940, 436728, 454925, 545910, 704400, 727880, 873456, 909850, 1091820, 1364775, 1455760, 1819700, 2183640, 2729550, 3639400, 4367280, 5459100, 7278800, 10918200, 21836400]

約数ペア:

[(1, 21836400), (2, 10918200), (3, 7278800), (4, 5459100), (5, 4367280), (6, 3639400), (8, 2729550), (10, 2183640), (12, 1819700), (15, 1455760), (16, 1364775), (20, 1091820), (24, 909850), (25, 873456), (30, 727880), (31, 704400), (40, 545910), (48, 454925), (50, 436728), (60, 363940), (62, 352200), (75, 291152), (80, 272955), (93, 234800), (100, 218364), (120, 181970), (124, 176100), (150, 145576), (155, 140880), (186, 117400), (200, 109182), (240, 90985), (248, 88050), (300, 72788), (310, 70440), (372, 58700), (400, 54591), (465, 46960), (496, 44025), (587, 37200), (600, 36394), (620, 35220), (744, 29350), (775, 28176), (930, 23480), (1174, 18600), (1200, 18197), (1240, 17610), (1488, 14675), (1550, 14088), (1761, 12400), (1860, 11740), (2325, 9392), (2348, 9300), (2480, 8805), (2935, 7440), (3100, 7044), (3522, 6200), (3720, 5870), (4650, 4696)]