638644734

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 1777776000

約数和(自身を除く): 1139131266

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 73, 78, 91, 98, 109, 117, 126, 146, 147, 182, 218, 219, 234, 273, 294, 327, 343, 438, 441, 511, 546, 637, 654, 657, 686, 763, 819, 882, 949, 981, 1022, 1029, 1274, 1314, 1417, 1526, 1533, 1638, 1898, 1911, 1962, 2058, 2289, 2834, 2847, 3066, 3087, 3577, 3822, 4251, 4459, 4578, 4599, 5341, 5694, 5733, 6174, 6643, 6867, 7154, 7957, 8502, 8541, 8918, 9198, 9919, 10682, 10731, 11466, 12753, 13286, 13377, 13734, 15914, 16023, 17082, 19838, 19929, 21462, 23871, 25039, 25506, 26754, 29757, 32046, 32193, 37387, 39858, 40131, 46501, 47742, 48069, 50078, 55699, 59514, 59787, 64386, 69433, 71613, 74774, 75117, 80262, 89271, 93002, 96138, 103441, 111398, 112161, 119574, 138866, 139503, 143226, 150234, 167097, 178542, 206882, 208299, 224322, 225351, 279006, 310323, 325507, 334194, 336483, 389893, 416598, 418509, 450702, 486031, 501291, 620646, 624897, 651014, 672966, 724087, 779786, 837018, 930969, 972062, 976521, 1002582, 1169679, 1249794, 1448174, 1458093, 1861938, 1953042, 2172261, 2339358, 2729251, 2916186, 2929563, 3509037, 4344522, 4374279, 5068609, 5458502, 5859126, 6516783, 7018074, 8187753, 8748558, 10137218, 13033566, 15205827, 16375506, 24563259, 30411654, 35480263, 45617481, 49126518, 70960526, 91234962, 106440789, 212881578, 319322367, 638644734]

約数ペア:

[(1, 638644734), (2, 319322367), (3, 212881578), (6, 106440789), (7, 91234962), (9, 70960526), (13, 49126518), (14, 45617481), (18, 35480263), (21, 30411654), (26, 24563259), (39, 16375506), (42, 15205827), (49, 13033566), (63, 10137218), (73, 8748558), (78, 8187753), (91, 7018074), (98, 6516783), (109, 5859126), (117, 5458502), (126, 5068609), (146, 4374279), (147, 4344522), (182, 3509037), (218, 2929563), (219, 2916186), (234, 2729251), (273, 2339358), (294, 2172261), (327, 1953042), (343, 1861938), (438, 1458093), (441, 1448174), (511, 1249794), (546, 1169679), (637, 1002582), (654, 976521), (657, 972062), (686, 930969), (763, 837018), (819, 779786), (882, 724087), (949, 672966), (981, 651014), (1022, 624897), (1029, 620646), (1274, 501291), (1314, 486031), (1417, 450702), (1526, 418509), (1533, 416598), (1638, 389893), (1898, 336483), (1911, 334194), (1962, 325507), (2058, 310323), (2289, 279006), (2834, 225351), (2847, 224322), (3066, 208299), (3087, 206882), (3577, 178542), (3822, 167097), (4251, 150234), (4459, 143226), (4578, 139503), (4599, 138866), (5341, 119574), (5694, 112161), (5733, 111398), (6174, 103441), (6643, 96138), (6867, 93002), (7154, 89271), (7957, 80262), (8502, 75117), (8541, 74774), (8918, 71613), (9198, 69433), (9919, 64386), (10682, 59787), (10731, 59514), (11466, 55699), (12753, 50078), (13286, 48069), (13377, 47742), (13734, 46501), (15914, 40131), (16023, 39858), (17082, 37387), (19838, 32193), (19929, 32046), (21462, 29757), (23871, 26754), (25039, 25506)]