816365628

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^2$

素因数の和:250

約数の個数: 180

約数和(自身を含む): 2443459480

約数和(自身を除く): 1627093852

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 101, 108, 114, 117, 156, 162, 171, 202, 228, 234, 247, 303, 324, 342, 351, 404, 468, 494, 513, 606, 684, 702, 741, 909, 988, 1026, 1053, 1212, 1313, 1404, 1482, 1539, 1818, 1919, 2052, 2106, 2223, 2626, 2727, 2964, 3078, 3636, 3838, 3939, 4212, 4446, 5252, 5454, 5757, 6156, 6669, 7676, 7878, 8181, 8892, 10201, 10908, 11514, 11817, 13338, 15756, 16362, 17271, 20007, 20402, 23028, 23634, 24947, 26676, 30603, 32724, 34542, 35451, 40014, 40804, 47268, 49894, 51813, 61206, 69084, 70902, 74841, 80028, 91809, 99788, 103626, 106353, 122412, 132613, 141804, 149682, 155439, 183618, 193819, 207252, 212706, 224523, 265226, 275427, 299364, 310878, 367236, 387638, 397839, 425412, 449046, 530452, 550854, 581457, 621756, 673569, 775276, 795678, 826281, 898092, 1101708, 1162914, 1193517, 1347138, 1591356, 1652562, 1744371, 2020707, 2325828, 2387034, 2519647, 2694276, 3305124, 3488742, 3580551, 4041414, 4774068, 5039294, 5233113, 6977484, 7161102, 7558941, 8082828, 10078588, 10466226, 10741653, 14322204, 15117882, 15699339, 20932452, 21483306, 22676823, 30235764, 31398678, 42966612, 45353646, 62797356, 68030469, 90707292, 136060938, 204091407, 272121876, 408182814, 816365628]

約数ペア:

[(1, 816365628), (2, 408182814), (3, 272121876), (4, 204091407), (6, 136060938), (9, 90707292), (12, 68030469), (13, 62797356), (18, 45353646), (19, 42966612), (26, 31398678), (27, 30235764), (36, 22676823), (38, 21483306), (39, 20932452), (52, 15699339), (54, 15117882), (57, 14322204), (76, 10741653), (78, 10466226), (81, 10078588), (101, 8082828), (108, 7558941), (114, 7161102), (117, 6977484), (156, 5233113), (162, 5039294), (171, 4774068), (202, 4041414), (228, 3580551), (234, 3488742), (247, 3305124), (303, 2694276), (324, 2519647), (342, 2387034), (351, 2325828), (404, 2020707), (468, 1744371), (494, 1652562), (513, 1591356), (606, 1347138), (684, 1193517), (702, 1162914), (741, 1101708), (909, 898092), (988, 826281), (1026, 795678), (1053, 775276), (1212, 673569), (1313, 621756), (1404, 581457), (1482, 550854), (1539, 530452), (1818, 449046), (1919, 425412), (2052, 397839), (2106, 387638), (2223, 367236), (2626, 310878), (2727, 299364), (2964, 275427), (3078, 265226), (3636, 224523), (3838, 212706), (3939, 207252), (4212, 193819), (4446, 183618), (5252, 155439), (5454, 149682), (5757, 141804), (6156, 132613), (6669, 122412), (7676, 106353), (7878, 103626), (8181, 99788), (8892, 91809), (10201, 80028), (10908, 74841), (11514, 70902), (11817, 69084), (13338, 61206), (15756, 51813), (16362, 49894), (17271, 47268), (20007, 40804), (20402, 40014), (23028, 35451), (23634, 34542), (24947, 32724), (26676, 30603)]