15667740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 53385696

約数和(自身を除く): 37717956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 41, 44, 45, 55, 60, 66, 82, 90, 99, 110, 123, 132, 164, 165, 180, 193, 198, 205, 220, 246, 330, 369, 386, 396, 410, 451, 492, 495, 579, 615, 660, 738, 772, 820, 902, 965, 990, 1158, 1230, 1353, 1476, 1737, 1804, 1845, 1930, 1980, 2123, 2255, 2316, 2460, 2706, 2895, 3474, 3690, 3860, 4059, 4246, 4510, 5412, 5790, 6369, 6765, 6948, 7380, 7913, 8118, 8492, 8685, 9020, 10615, 11580, 12738, 13530, 15826, 16236, 17370, 19107, 20295, 21230, 23739, 25476, 27060, 31652, 31845, 34740, 38214, 39565, 40590, 42460, 47478, 63690, 71217, 76428, 79130, 81180, 87043, 94956, 95535, 118695, 127380, 142434, 158260, 174086, 191070, 237390, 261129, 284868, 348172, 356085, 382140, 435215, 474780, 522258, 712170, 783387, 870430, 1044516, 1305645, 1424340, 1566774, 1740860, 2611290, 3133548, 3916935, 5222580, 7833870, 15667740]

約数ペア:

[(1, 15667740), (2, 7833870), (3, 5222580), (4, 3916935), (5, 3133548), (6, 2611290), (9, 1740860), (10, 1566774), (11, 1424340), (12, 1305645), (15, 1044516), (18, 870430), (20, 783387), (22, 712170), (30, 522258), (33, 474780), (36, 435215), (41, 382140), (44, 356085), (45, 348172), (55, 284868), (60, 261129), (66, 237390), (82, 191070), (90, 174086), (99, 158260), (110, 142434), (123, 127380), (132, 118695), (164, 95535), (165, 94956), (180, 87043), (193, 81180), (198, 79130), (205, 76428), (220, 71217), (246, 63690), (330, 47478), (369, 42460), (386, 40590), (396, 39565), (410, 38214), (451, 34740), (492, 31845), (495, 31652), (579, 27060), (615, 25476), (660, 23739), (738, 21230), (772, 20295), (820, 19107), (902, 17370), (965, 16236), (990, 15826), (1158, 13530), (1230, 12738), (1353, 11580), (1476, 10615), (1737, 9020), (1804, 8685), (1845, 8492), (1930, 8118), (1980, 7913), (2123, 7380), (2255, 6948), (2316, 6765), (2460, 6369), (2706, 5790), (2895, 5412), (3474, 4510), (3690, 4246), (3860, 4059)]