212553720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 240

約数和(自身を含む): 762256440

約数和(自身を除く): 549702720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 227, 255, 270, 289, 306, 324, 340, 360, 405, 408, 454, 459, 510, 540, 578, 612, 648, 680, 681, 765, 810, 867, 908, 918, 1020, 1080, 1135, 1156, 1224, 1362, 1377, 1445, 1530, 1620, 1734, 1816, 1836, 2040, 2043, 2270, 2295, 2312, 2601, 2724, 2754, 2890, 3060, 3240, 3405, 3468, 3672, 3859, 4086, 4335, 4540, 4590, 5202, 5448, 5508, 5780, 6120, 6129, 6810, 6885, 6936, 7718, 7803, 8172, 8670, 9080, 9180, 10215, 10404, 11016, 11560, 11577, 12258, 13005, 13620, 13770, 15436, 15606, 16344, 17340, 18360, 18387, 19295, 20430, 20808, 23154, 23409, 24516, 26010, 27240, 27540, 30645, 30872, 31212, 34680, 34731, 36774, 38590, 39015, 40860, 46308, 46818, 49032, 52020, 55080, 57885, 61290, 62424, 65603, 69462, 73548, 77180, 78030, 81720, 91935, 92616, 93636, 104040, 104193, 115770, 117045, 122580, 131206, 138924, 147096, 154360, 156060, 173655, 183870, 187272, 196809, 208386, 231540, 234090, 245160, 262412, 277848, 312120, 312579, 328015, 347310, 367740, 393618, 416772, 463080, 468180, 520965, 524824, 590427, 625158, 656030, 694620, 735480, 787236, 833544, 936360, 984045, 1041930, 1180854, 1250316, 1312060, 1389240, 1562895, 1574472, 1771281, 1968090, 2083860, 2361708, 2500632, 2624120, 2952135, 3125790, 3542562, 3936180, 4167720, 4723416, 5313843, 5904270, 6251580, 7085124, 7872360, 8856405, 10627686, 11808540, 12503160, 14170248, 17712810, 21255372, 23617080, 26569215, 35425620, 42510744, 53138430, 70851240, 106276860, 212553720]

約数ペア:

[(1, 212553720), (2, 106276860), (3, 70851240), (4, 53138430), (5, 42510744), (6, 35425620), (8, 26569215), (9, 23617080), (10, 21255372), (12, 17712810), (15, 14170248), (17, 12503160), (18, 11808540), (20, 10627686), (24, 8856405), (27, 7872360), (30, 7085124), (34, 6251580), (36, 5904270), (40, 5313843), (45, 4723416), (51, 4167720), (54, 3936180), (60, 3542562), (68, 3125790), (72, 2952135), (81, 2624120), (85, 2500632), (90, 2361708), (102, 2083860), (108, 1968090), (120, 1771281), (135, 1574472), (136, 1562895), (153, 1389240), (162, 1312060), (170, 1250316), (180, 1180854), (204, 1041930), (216, 984045), (227, 936360), (255, 833544), (270, 787236), (289, 735480), (306, 694620), (324, 656030), (340, 625158), (360, 590427), (405, 524824), (408, 520965), (454, 468180), (459, 463080), (510, 416772), (540, 393618), (578, 367740), (612, 347310), (648, 328015), (680, 312579), (681, 312120), (765, 277848), (810, 262412), (867, 245160), (908, 234090), (918, 231540), (1020, 208386), (1080, 196809), (1135, 187272), (1156, 183870), (1224, 173655), (1362, 156060), (1377, 154360), (1445, 147096), (1530, 138924), (1620, 131206), (1734, 122580), (1816, 117045), (1836, 115770), (2040, 104193), (2043, 104040), (2270, 93636), (2295, 92616), (2312, 91935), (2601, 81720), (2724, 78030), (2754, 77180), (2890, 73548), (3060, 69462), (3240, 65603), (3405, 62424), (3468, 61290), (3672, 57885), (3859, 55080), (4086, 52020), (4335, 49032), (4540, 46818), (4590, 46308), (5202, 40860), (5448, 39015), (5508, 38590), (5780, 36774), (6120, 34731), (6129, 34680), (6810, 31212), (6885, 30872), (6936, 30645), (7718, 27540), (7803, 27240), (8172, 26010), (8670, 24516), (9080, 23409), (9180, 23154), (10215, 20808), (10404, 20430), (11016, 19295), (11560, 18387), (11577, 18360), (12258, 17340), (13005, 16344), (13620, 15606), (13770, 15436)]