30385760

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{359}}^1$

素因数の和:420

約数の個数: 72

約数和(自身を含む): 75252240

約数和(自身を除く): 44866480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 359, 368, 460, 529, 718, 736, 920, 1058, 1436, 1795, 1840, 2116, 2645, 2872, 3590, 3680, 4232, 5290, 5744, 7180, 8257, 8464, 10580, 11488, 14360, 16514, 16928, 21160, 28720, 33028, 41285, 42320, 57440, 66056, 82570, 84640, 132112, 165140, 189911, 264224, 330280, 379822, 660560, 759644, 949555, 1321120, 1519288, 1899110, 3038576, 3798220, 6077152, 7596440, 15192880, 30385760]

約数ペア:

[(1, 30385760), (2, 15192880), (4, 7596440), (5, 6077152), (8, 3798220), (10, 3038576), (16, 1899110), (20, 1519288), (23, 1321120), (32, 949555), (40, 759644), (46, 660560), (80, 379822), (92, 330280), (115, 264224), (160, 189911), (184, 165140), (230, 132112), (359, 84640), (368, 82570), (460, 66056), (529, 57440), (718, 42320), (736, 41285), (920, 33028), (1058, 28720), (1436, 21160), (1795, 16928), (1840, 16514), (2116, 14360), (2645, 11488), (2872, 10580), (3590, 8464), (3680, 8257), (4232, 7180), (5290, 5744)]