15708909080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{90887}}^1$

素因数の和:91076

約数の個数: 64

約数和(自身を含む): 36809640000

約数和(自身を除く): 21100730920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 149, 232, 290, 298, 580, 596, 745, 1160, 1192, 1490, 2980, 4321, 5960, 8642, 17284, 21605, 34568, 43210, 86420, 90887, 172840, 181774, 363548, 454435, 727096, 908870, 1817740, 2635723, 3635480, 5271446, 10542892, 13178615, 13542163, 21085784, 26357230, 27084326, 52714460, 54168652, 67710815, 105428920, 108337304, 135421630, 270843260, 392722727, 541686520, 785445454, 1570890908, 1963613635, 3141781816, 3927227270, 7854454540, 15708909080]

約数ペア:

[(1, 15708909080), (2, 7854454540), (4, 3927227270), (5, 3141781816), (8, 1963613635), (10, 1570890908), (20, 785445454), (29, 541686520), (40, 392722727), (58, 270843260), (116, 135421630), (145, 108337304), (149, 105428920), (232, 67710815), (290, 54168652), (298, 52714460), (580, 27084326), (596, 26357230), (745, 21085784), (1160, 13542163), (1192, 13178615), (1490, 10542892), (2980, 5271446), (4321, 3635480), (5960, 2635723), (8642, 1817740), (17284, 908870), (21605, 727096), (34568, 454435), (43210, 363548), (86420, 181774), (90887, 172840)]