72231400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 177265440

約数和(自身を除く): 105034040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 43, 50, 74, 86, 100, 148, 172, 185, 200, 215, 227, 296, 344, 370, 430, 454, 740, 860, 908, 925, 1075, 1135, 1480, 1591, 1720, 1816, 1850, 2150, 2270, 3182, 3700, 4300, 4540, 5675, 6364, 7400, 7955, 8399, 8600, 9080, 9761, 11350, 12728, 15910, 16798, 19522, 22700, 31820, 33596, 39044, 39775, 41995, 45400, 48805, 63640, 67192, 78088, 79550, 83990, 97610, 159100, 167980, 195220, 209975, 244025, 318200, 335960, 361157, 390440, 419950, 488050, 722314, 839900, 976100, 1444628, 1679800, 1805785, 1952200, 2889256, 3611570, 7223140, 9028925, 14446280, 18057850, 36115700, 72231400]

約数ペア:

[(1, 72231400), (2, 36115700), (4, 18057850), (5, 14446280), (8, 9028925), (10, 7223140), (20, 3611570), (25, 2889256), (37, 1952200), (40, 1805785), (43, 1679800), (50, 1444628), (74, 976100), (86, 839900), (100, 722314), (148, 488050), (172, 419950), (185, 390440), (200, 361157), (215, 335960), (227, 318200), (296, 244025), (344, 209975), (370, 195220), (430, 167980), (454, 159100), (740, 97610), (860, 83990), (908, 79550), (925, 78088), (1075, 67192), (1135, 63640), (1480, 48805), (1591, 45400), (1720, 41995), (1816, 39775), (1850, 39044), (2150, 33596), (2270, 31820), (3182, 22700), (3700, 19522), (4300, 16798), (4540, 15910), (5675, 12728), (6364, 11350), (7400, 9761), (7955, 9080), (8399, 8600)]