38141600

素因数分解:

$2^5\times 5^2\times 7^3\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 109368000

約数和(自身を除く): 71226400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 139, 140, 160, 175, 196, 200, 224, 245, 278, 280, 343, 350, 392, 400, 490, 556, 560, 686, 695, 700, 784, 800, 973, 980, 1112, 1120, 1225, 1372, 1390, 1400, 1568, 1715, 1946, 1960, 2224, 2450, 2744, 2780, 2800, 3430, 3475, 3892, 3920, 4448, 4865, 4900, 5488, 5560, 5600, 6811, 6860, 6950, 7784, 7840, 8575, 9730, 9800, 10976, 11120, 13622, 13720, 13900, 15568, 17150, 19460, 19600, 22240, 24325, 27244, 27440, 27800, 31136, 34055, 34300, 38920, 39200, 47677, 48650, 54488, 54880, 55600, 68110, 68600, 77840, 95354, 97300, 108976, 111200, 136220, 137200, 155680, 170275, 190708, 194600, 217952, 238385, 272440, 274400, 340550, 381416, 389200, 476770, 544880, 681100, 762832, 778400, 953540, 1089760, 1191925, 1362200, 1525664, 1907080, 2383850, 2724400, 3814160, 4767700, 5448800, 7628320, 9535400, 19070800, 38141600]

約数ペア:

[(1, 38141600), (2, 19070800), (4, 9535400), (5, 7628320), (7, 5448800), (8, 4767700), (10, 3814160), (14, 2724400), (16, 2383850), (20, 1907080), (25, 1525664), (28, 1362200), (32, 1191925), (35, 1089760), (40, 953540), (49, 778400), (50, 762832), (56, 681100), (70, 544880), (80, 476770), (98, 389200), (100, 381416), (112, 340550), (139, 274400), (140, 272440), (160, 238385), (175, 217952), (196, 194600), (200, 190708), (224, 170275), (245, 155680), (278, 137200), (280, 136220), (343, 111200), (350, 108976), (392, 97300), (400, 95354), (490, 77840), (556, 68600), (560, 68110), (686, 55600), (695, 54880), (700, 54488), (784, 48650), (800, 47677), (973, 39200), (980, 38920), (1112, 34300), (1120, 34055), (1225, 31136), (1372, 27800), (1390, 27440), (1400, 27244), (1568, 24325), (1715, 22240), (1946, 19600), (1960, 19460), (2224, 17150), (2450, 15568), (2744, 13900), (2780, 13720), (2800, 13622), (3430, 11120), (3475, 10976), (3892, 9800), (3920, 9730), (4448, 8575), (4865, 7840), (4900, 7784), (5488, 6950), (5560, 6860), (5600, 6811)]