72980460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 192

約数和(自身を含む): 266112000

約数和(自身を除く): 193131540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 54, 60, 63, 70, 84, 86, 90, 105, 108, 126, 129, 135, 140, 172, 180, 189, 210, 215, 252, 258, 270, 301, 315, 378, 387, 420, 430, 449, 516, 540, 602, 630, 645, 756, 774, 860, 898, 903, 945, 1161, 1204, 1260, 1290, 1347, 1505, 1548, 1796, 1806, 1890, 1935, 2245, 2322, 2580, 2694, 2709, 3010, 3143, 3612, 3780, 3870, 4041, 4490, 4515, 4644, 5388, 5418, 5805, 6020, 6286, 6735, 7740, 8082, 8127, 8980, 9030, 9429, 10836, 11610, 12123, 12572, 13470, 13545, 15715, 16164, 16254, 18060, 18858, 19307, 20205, 23220, 24246, 26940, 27090, 28287, 31430, 32508, 37716, 38614, 40410, 40635, 47145, 48492, 54180, 56574, 57921, 60615, 62860, 77228, 80820, 81270, 84861, 94290, 96535, 113148, 115842, 121230, 135149, 141435, 162540, 169722, 173763, 188580, 193070, 231684, 242460, 270298, 282870, 289605, 339444, 347526, 386140, 405447, 424305, 521289, 540596, 565740, 579210, 675745, 695052, 810894, 848610, 868815, 1042578, 1158420, 1216341, 1351490, 1621788, 1697220, 1737630, 2027235, 2085156, 2432682, 2606445, 2702980, 3475260, 3649023, 4054470, 4865364, 5212890, 6081705, 7298046, 8108940, 10425780, 12163410, 14596092, 18245115, 24326820, 36490230, 72980460]

約数ペア:

[(1, 72980460), (2, 36490230), (3, 24326820), (4, 18245115), (5, 14596092), (6, 12163410), (7, 10425780), (9, 8108940), (10, 7298046), (12, 6081705), (14, 5212890), (15, 4865364), (18, 4054470), (20, 3649023), (21, 3475260), (27, 2702980), (28, 2606445), (30, 2432682), (35, 2085156), (36, 2027235), (42, 1737630), (43, 1697220), (45, 1621788), (54, 1351490), (60, 1216341), (63, 1158420), (70, 1042578), (84, 868815), (86, 848610), (90, 810894), (105, 695052), (108, 675745), (126, 579210), (129, 565740), (135, 540596), (140, 521289), (172, 424305), (180, 405447), (189, 386140), (210, 347526), (215, 339444), (252, 289605), (258, 282870), (270, 270298), (301, 242460), (315, 231684), (378, 193070), (387, 188580), (420, 173763), (430, 169722), (449, 162540), (516, 141435), (540, 135149), (602, 121230), (630, 115842), (645, 113148), (756, 96535), (774, 94290), (860, 84861), (898, 81270), (903, 80820), (945, 77228), (1161, 62860), (1204, 60615), (1260, 57921), (1290, 56574), (1347, 54180), (1505, 48492), (1548, 47145), (1796, 40635), (1806, 40410), (1890, 38614), (1935, 37716), (2245, 32508), (2322, 31430), (2580, 28287), (2694, 27090), (2709, 26940), (3010, 24246), (3143, 23220), (3612, 20205), (3780, 19307), (3870, 18858), (4041, 18060), (4490, 16254), (4515, 16164), (4644, 15715), (5388, 13545), (5418, 13470), (5805, 12572), (6020, 12123), (6286, 11610), (6735, 10836), (7740, 9429), (8082, 9030), (8127, 8980)]