126546640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{769}}^1$

素因数の和:821

約数の個数: 120

約数和(自身を含む): 342868680

約数和(自身を除く): 216322040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 769, 880, 935, 968, 1210, 1360, 1496, 1538, 1870, 1936, 2057, 2420, 2992, 3076, 3740, 3845, 4114, 4840, 6152, 7480, 7690, 8228, 8459, 9680, 10285, 12304, 13073, 14960, 15380, 16456, 16918, 20570, 26146, 30760, 32912, 33836, 41140, 42295, 52292, 61520, 65365, 67672, 82280, 84590, 93049, 104584, 130730, 135344, 143803, 164560, 169180, 186098, 209168, 261460, 287606, 338360, 372196, 465245, 522920, 575212, 676720, 719015, 744392, 930490, 1045840, 1150424, 1438030, 1488784, 1581833, 1860980, 2300848, 2876060, 3163666, 3721960, 5752120, 6327332, 7443920, 7909165, 11504240, 12654664, 15818330, 25309328, 31636660, 63273320, 126546640]

約数ペア:

[(1, 126546640), (2, 63273320), (4, 31636660), (5, 25309328), (8, 15818330), (10, 12654664), (11, 11504240), (16, 7909165), (17, 7443920), (20, 6327332), (22, 5752120), (34, 3721960), (40, 3163666), (44, 2876060), (55, 2300848), (68, 1860980), (80, 1581833), (85, 1488784), (88, 1438030), (110, 1150424), (121, 1045840), (136, 930490), (170, 744392), (176, 719015), (187, 676720), (220, 575212), (242, 522920), (272, 465245), (340, 372196), (374, 338360), (440, 287606), (484, 261460), (605, 209168), (680, 186098), (748, 169180), (769, 164560), (880, 143803), (935, 135344), (968, 130730), (1210, 104584), (1360, 93049), (1496, 84590), (1538, 82280), (1870, 67672), (1936, 65365), (2057, 61520), (2420, 52292), (2992, 42295), (3076, 41140), (3740, 33836), (3845, 32912), (4114, 30760), (4840, 26146), (6152, 20570), (7480, 16918), (7690, 16456), (8228, 15380), (8459, 14960), (9680, 13073), (10285, 12304)]