261208230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{277}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 682025184

約数和(自身を除く): 420816954

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 170, 215, 255, 258, 277, 430, 510, 554, 645, 731, 831, 1290, 1385, 1462, 1662, 1849, 2193, 2770, 3655, 3698, 4155, 4386, 4709, 5547, 7310, 8310, 9245, 9418, 10965, 11094, 11911, 14127, 18490, 21930, 23545, 23822, 27735, 28254, 31433, 35733, 47090, 55470, 59555, 62866, 70635, 71466, 94299, 119110, 141270, 157165, 178665, 188598, 202487, 314330, 357330, 404974, 471495, 512173, 607461, 942990, 1012435, 1024346, 1214922, 1536519, 2024870, 2560865, 3037305, 3073038, 5121730, 6074610, 7682595, 8706941, 15365190, 17413882, 26120823, 43534705, 52241646, 87069410, 130604115, 261208230]

約数ペア:

[(1, 261208230), (2, 130604115), (3, 87069410), (5, 52241646), (6, 43534705), (10, 26120823), (15, 17413882), (17, 15365190), (30, 8706941), (34, 7682595), (43, 6074610), (51, 5121730), (85, 3073038), (86, 3037305), (102, 2560865), (129, 2024870), (170, 1536519), (215, 1214922), (255, 1024346), (258, 1012435), (277, 942990), (430, 607461), (510, 512173), (554, 471495), (645, 404974), (731, 357330), (831, 314330), (1290, 202487), (1385, 188598), (1462, 178665), (1662, 157165), (1849, 141270), (2193, 119110), (2770, 94299), (3655, 71466), (3698, 70635), (4155, 62866), (4386, 59555), (4709, 55470), (5547, 47090), (7310, 35733), (8310, 31433), (9245, 28254), (9418, 27735), (10965, 23822), (11094, 23545), (11911, 21930), (14127, 18490)]