660716784

素因数分解:

$2^4\times 3^3\times 7^6\times {\mathrm{13}}^1$

素因数の和:72

約数の個数: 280

約数和(自身を含む): 2382781520

約数和(自身を除く): 1722064736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 49, 52, 54, 56, 63, 72, 78, 84, 91, 98, 104, 108, 112, 117, 126, 144, 147, 156, 168, 182, 189, 196, 208, 216, 234, 252, 273, 294, 312, 336, 343, 351, 364, 378, 392, 432, 441, 468, 504, 546, 588, 624, 637, 686, 702, 728, 756, 784, 819, 882, 936, 1008, 1029, 1092, 1176, 1274, 1323, 1372, 1404, 1456, 1512, 1638, 1764, 1872, 1911, 2058, 2184, 2352, 2401, 2457, 2548, 2646, 2744, 2808, 3024, 3087, 3276, 3528, 3822, 4116, 4368, 4459, 4802, 4914, 5096, 5292, 5488, 5616, 5733, 6174, 6552, 7056, 7203, 7644, 8232, 8918, 9261, 9604, 9828, 10192, 10584, 11466, 12348, 13104, 13377, 14406, 15288, 16464, 16807, 17199, 17836, 18522, 19208, 19656, 21168, 21609, 22932, 24696, 26754, 28812, 30576, 31213, 33614, 34398, 35672, 37044, 38416, 39312, 40131, 43218, 45864, 49392, 50421, 53508, 57624, 62426, 64827, 67228, 68796, 71344, 74088, 80262, 86436, 91728, 93639, 100842, 107016, 115248, 117649, 120393, 124852, 129654, 134456, 137592, 148176, 151263, 160524, 172872, 187278, 201684, 214032, 218491, 235298, 240786, 249704, 259308, 268912, 275184, 280917, 302526, 321048, 345744, 352947, 374556, 403368, 436982, 453789, 470596, 481572, 499408, 518616, 561834, 605052, 642096, 655473, 705894, 749112, 806736, 842751, 873964, 907578, 941192, 963144, 1037232, 1058841, 1123668, 1210104, 1310946, 1411788, 1498224, 1529437, 1685502, 1747928, 1815156, 1882384, 1926288, 1966419, 2117682, 2247336, 2420208, 2621892, 2823576, 3058874, 3176523, 3371004, 3495856, 3630312, 3932838, 4235364, 4494672, 4588311, 5243784, 5647152, 5899257, 6117748, 6353046, 6742008, 7260624, 7865676, 8470728, 9176622, 10487568, 11798514, 12235496, 12706092, 13484016, 13764933, 15731352, 16941456, 18353244, 23597028, 24470992, 25412184, 27529866, 31462704, 36706488, 41294799, 47194056, 50824368, 55059732, 73412976, 82589598, 94388112, 110119464, 165179196, 220238928, 330358392, 660716784]

約数ペア:

[(1, 660716784), (2, 330358392), (3, 220238928), (4, 165179196), (6, 110119464), (7, 94388112), (8, 82589598), (9, 73412976), (12, 55059732), (13, 50824368), (14, 47194056), (16, 41294799), (18, 36706488), (21, 31462704), (24, 27529866), (26, 25412184), (27, 24470992), (28, 23597028), (36, 18353244), (39, 16941456), (42, 15731352), (48, 13764933), (49, 13484016), (52, 12706092), (54, 12235496), (56, 11798514), (63, 10487568), (72, 9176622), (78, 8470728), (84, 7865676), (91, 7260624), (98, 6742008), (104, 6353046), (108, 6117748), (112, 5899257), (117, 5647152), (126, 5243784), (144, 4588311), (147, 4494672), (156, 4235364), (168, 3932838), (182, 3630312), (189, 3495856), (196, 3371004), (208, 3176523), (216, 3058874), (234, 2823576), (252, 2621892), (273, 2420208), (294, 2247336), (312, 2117682), (336, 1966419), (343, 1926288), (351, 1882384), (364, 1815156), (378, 1747928), (392, 1685502), (432, 1529437), (441, 1498224), (468, 1411788), (504, 1310946), (546, 1210104), (588, 1123668), (624, 1058841), (637, 1037232), (686, 963144), (702, 941192), (728, 907578), (756, 873964), (784, 842751), (819, 806736), (882, 749112), (936, 705894), (1008, 655473), (1029, 642096), (1092, 605052), (1176, 561834), (1274, 518616), (1323, 499408), (1372, 481572), (1404, 470596), (1456, 453789), (1512, 436982), (1638, 403368), (1764, 374556), (1872, 352947), (1911, 345744), (2058, 321048), (2184, 302526), (2352, 280917), (2401, 275184), (2457, 268912), (2548, 259308), (2646, 249704), (2744, 240786), (2808, 235298), (3024, 218491), (3087, 214032), (3276, 201684), (3528, 187278), (3822, 172872), (4116, 160524), (4368, 151263), (4459, 148176), (4802, 137592), (4914, 134456), (5096, 129654), (5292, 124852), (5488, 120393), (5616, 117649), (5733, 115248), (6174, 107016), (6552, 100842), (7056, 93639), (7203, 91728), (7644, 86436), (8232, 80262), (8918, 74088), (9261, 71344), (9604, 68796), (9828, 67228), (10192, 64827), (10584, 62426), (11466, 57624), (12348, 53508), (13104, 50421), (13377, 49392), (14406, 45864), (15288, 43218), (16464, 40131), (16807, 39312), (17199, 38416), (17836, 37044), (18522, 35672), (19208, 34398), (19656, 33614), (21168, 31213), (21609, 30576), (22932, 28812), (24696, 26754)]