209080620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:309

約数の個数: 288

約数和(自身を含む): 788755968

約数和(自身を除く): 579675348

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 43, 45, 51, 60, 63, 68, 70, 84, 85, 86, 90, 102, 105, 119, 126, 129, 140, 153, 170, 172, 180, 204, 210, 215, 227, 238, 252, 255, 258, 301, 306, 315, 340, 357, 387, 420, 430, 454, 476, 510, 516, 595, 602, 612, 630, 645, 681, 714, 731, 765, 774, 860, 903, 908, 1020, 1071, 1135, 1190, 1204, 1260, 1290, 1362, 1428, 1462, 1505, 1530, 1548, 1589, 1785, 1806, 1935, 2043, 2142, 2193, 2270, 2380, 2580, 2709, 2724, 2924, 3010, 3060, 3178, 3405, 3570, 3612, 3655, 3859, 3870, 4086, 4284, 4386, 4515, 4540, 4767, 5117, 5355, 5418, 6020, 6356, 6579, 6810, 7140, 7310, 7718, 7740, 7945, 8172, 8772, 9030, 9534, 9761, 10215, 10234, 10710, 10836, 10965, 11577, 13158, 13545, 13620, 14301, 14620, 15351, 15436, 15890, 18060, 19068, 19295, 19522, 20430, 20468, 21420, 21930, 23154, 23835, 25585, 26316, 27013, 27090, 28602, 29283, 30702, 31780, 32895, 34731, 38590, 39044, 40860, 43860, 46053, 46308, 47670, 48805, 51170, 54026, 54180, 57204, 57885, 58566, 61404, 65790, 68327, 69462, 71505, 76755, 77180, 81039, 87849, 92106, 95340, 97610, 102340, 108052, 115770, 117132, 131580, 135065, 136654, 138924, 143010, 146415, 153510, 162078, 165937, 173655, 175698, 184212, 195220, 204981, 230265, 231540, 243117, 270130, 273308, 286020, 292830, 307020, 324156, 331874, 341635, 347310, 351396, 405195, 409962, 439245, 460530, 486234, 497811, 540260, 585660, 614943, 663748, 683270, 694620, 810390, 819924, 829685, 878490, 921060, 972468, 995622, 1024905, 1161559, 1215585, 1229886, 1366540, 1493433, 1620780, 1659370, 1756980, 1991244, 2049810, 2323118, 2431170, 2459772, 2489055, 2986866, 3074715, 3318740, 3484677, 4099620, 4646236, 4862340, 4978110, 5807795, 5973732, 6149430, 6969354, 7467165, 9956220, 10454031, 11615590, 12298860, 13938708, 14934330, 17423385, 20908062, 23231180, 29868660, 34846770, 41816124, 52270155, 69693540, 104540310, 209080620]

約数ペア:

[(1, 209080620), (2, 104540310), (3, 69693540), (4, 52270155), (5, 41816124), (6, 34846770), (7, 29868660), (9, 23231180), (10, 20908062), (12, 17423385), (14, 14934330), (15, 13938708), (17, 12298860), (18, 11615590), (20, 10454031), (21, 9956220), (28, 7467165), (30, 6969354), (34, 6149430), (35, 5973732), (36, 5807795), (42, 4978110), (43, 4862340), (45, 4646236), (51, 4099620), (60, 3484677), (63, 3318740), (68, 3074715), (70, 2986866), (84, 2489055), (85, 2459772), (86, 2431170), (90, 2323118), (102, 2049810), (105, 1991244), (119, 1756980), (126, 1659370), (129, 1620780), (140, 1493433), (153, 1366540), (170, 1229886), (172, 1215585), (180, 1161559), (204, 1024905), (210, 995622), (215, 972468), (227, 921060), (238, 878490), (252, 829685), (255, 819924), (258, 810390), (301, 694620), (306, 683270), (315, 663748), (340, 614943), (357, 585660), (387, 540260), (420, 497811), (430, 486234), (454, 460530), (476, 439245), (510, 409962), (516, 405195), (595, 351396), (602, 347310), (612, 341635), (630, 331874), (645, 324156), (681, 307020), (714, 292830), (731, 286020), (765, 273308), (774, 270130), (860, 243117), (903, 231540), (908, 230265), (1020, 204981), (1071, 195220), (1135, 184212), (1190, 175698), (1204, 173655), (1260, 165937), (1290, 162078), (1362, 153510), (1428, 146415), (1462, 143010), (1505, 138924), (1530, 136654), (1548, 135065), (1589, 131580), (1785, 117132), (1806, 115770), (1935, 108052), (2043, 102340), (2142, 97610), (2193, 95340), (2270, 92106), (2380, 87849), (2580, 81039), (2709, 77180), (2724, 76755), (2924, 71505), (3010, 69462), (3060, 68327), (3178, 65790), (3405, 61404), (3570, 58566), (3612, 57885), (3655, 57204), (3859, 54180), (3870, 54026), (4086, 51170), (4284, 48805), (4386, 47670), (4515, 46308), (4540, 46053), (4767, 43860), (5117, 40860), (5355, 39044), (5418, 38590), (6020, 34731), (6356, 32895), (6579, 31780), (6810, 30702), (7140, 29283), (7310, 28602), (7718, 27090), (7740, 27013), (7945, 26316), (8172, 25585), (8772, 23835), (9030, 23154), (9534, 21930), (9761, 21420), (10215, 20468), (10234, 20430), (10710, 19522), (10836, 19295), (10965, 19068), (11577, 18060), (13158, 15890), (13545, 15436), (13620, 15351), (14301, 14620)]