217081270

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{3331}}^1$

素因数の和:3378

約数の個数: 64

約数和(自身を含む): 479808000

約数和(自身を除く): 262726730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 343, 490, 665, 686, 931, 1330, 1715, 1862, 3331, 3430, 4655, 6517, 6662, 9310, 13034, 16655, 23317, 32585, 33310, 46634, 63289, 65170, 116585, 126578, 163219, 233170, 316445, 326438, 443023, 632890, 816095, 886046, 1142533, 1632190, 2215115, 2285066, 3101161, 4430230, 5712665, 6202322, 11425330, 15505805, 21708127, 31011610, 43416254, 108540635, 217081270]

約数ペア:

[(1, 217081270), (2, 108540635), (5, 43416254), (7, 31011610), (10, 21708127), (14, 15505805), (19, 11425330), (35, 6202322), (38, 5712665), (49, 4430230), (70, 3101161), (95, 2285066), (98, 2215115), (133, 1632190), (190, 1142533), (245, 886046), (266, 816095), (343, 632890), (490, 443023), (665, 326438), (686, 316445), (931, 233170), (1330, 163219), (1715, 126578), (1862, 116585), (3331, 65170), (3430, 63289), (4655, 46634), (6517, 33310), (6662, 32585), (9310, 23317), (13034, 16655)]