197125740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1672

約数の個数: 144

約数和(自身を含む): 690580800

約数和(自身を除く): 493455060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 1010, 1212, 1260, 1414, 1515, 1549, 1818, 2020, 2121, 2828, 3030, 3098, 3535, 3636, 4242, 4545, 4647, 6060, 6196, 6363, 7070, 7745, 8484, 9090, 9294, 10605, 10843, 12726, 13941, 14140, 15490, 18180, 18588, 21210, 21686, 23235, 25452, 27882, 30980, 31815, 32529, 42420, 43372, 46470, 54215, 55764, 63630, 65058, 69705, 92940, 97587, 108430, 127260, 130116, 139410, 156449, 162645, 195174, 216860, 278820, 312898, 325290, 390348, 469347, 487935, 625796, 650580, 782245, 938694, 975870, 1095143, 1408041, 1564490, 1877388, 1951740, 2190286, 2346735, 2816082, 3128980, 3285429, 4380572, 4693470, 5475715, 5632164, 6570858, 7040205, 9386940, 9856287, 10951430, 13141716, 14080410, 16427145, 19712574, 21902860, 28160820, 32854290, 39425148, 49281435, 65708580, 98562870, 197125740]

約数ペア:

[(1, 197125740), (2, 98562870), (3, 65708580), (4, 49281435), (5, 39425148), (6, 32854290), (7, 28160820), (9, 21902860), (10, 19712574), (12, 16427145), (14, 14080410), (15, 13141716), (18, 10951430), (20, 9856287), (21, 9386940), (28, 7040205), (30, 6570858), (35, 5632164), (36, 5475715), (42, 4693470), (45, 4380572), (60, 3285429), (63, 3128980), (70, 2816082), (84, 2346735), (90, 2190286), (101, 1951740), (105, 1877388), (126, 1564490), (140, 1408041), (180, 1095143), (202, 975870), (210, 938694), (252, 782245), (303, 650580), (315, 625796), (404, 487935), (420, 469347), (505, 390348), (606, 325290), (630, 312898), (707, 278820), (909, 216860), (1010, 195174), (1212, 162645), (1260, 156449), (1414, 139410), (1515, 130116), (1549, 127260), (1818, 108430), (2020, 97587), (2121, 92940), (2828, 69705), (3030, 65058), (3098, 63630), (3535, 55764), (3636, 54215), (4242, 46470), (4545, 43372), (4647, 42420), (6060, 32529), (6196, 31815), (6363, 30980), (7070, 27882), (7745, 25452), (8484, 23235), (9090, 21686), (9294, 21210), (10605, 18588), (10843, 18180), (12726, 15490), (13941, 14140)]