20121278562

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:662

約数の個数: 288

約数和(自身を含む): 57620160000

約数和(自身を除く): 37498881438

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 49, 62, 63, 66, 77, 93, 98, 99, 126, 147, 149, 154, 186, 198, 217, 231, 279, 294, 298, 341, 434, 441, 447, 449, 462, 539, 558, 651, 682, 693, 882, 894, 898, 1023, 1043, 1078, 1302, 1341, 1347, 1386, 1519, 1617, 1639, 1953, 2046, 2086, 2387, 2682, 2694, 3038, 3069, 3129, 3143, 3234, 3278, 3906, 4041, 4557, 4619, 4774, 4851, 4917, 4939, 6138, 6258, 6286, 7161, 7301, 8082, 9114, 9238, 9387, 9429, 9702, 9834, 9878, 11473, 13671, 13857, 13919, 14322, 14602, 14751, 14817, 16709, 18774, 18858, 21483, 21903, 22001, 22946, 27342, 27714, 27838, 28287, 29502, 29634, 32333, 33418, 34419, 34573, 41571, 41757, 42966, 43806, 44002, 44451, 50127, 50809, 56574, 64666, 65709, 66003, 66901, 68838, 69146, 80311, 83142, 83514, 88902, 96999, 97433, 100254, 101618, 103257, 103719, 125271, 131418, 132006, 133802, 150381, 152427, 153109, 160622, 193998, 194866, 198009, 200703, 206514, 207438, 226331, 240933, 242011, 250542, 290997, 292299, 300762, 304854, 306218, 311157, 355663, 396018, 401406, 452662, 457281, 459327, 468307, 481866, 484022, 581994, 584598, 602109, 622314, 678993, 682031, 711326, 722799, 726033, 735911, 876897, 914562, 918654, 936614, 1066989, 1071763, 1204218, 1357986, 1364062, 1377981, 1404921, 1445598, 1452066, 1471822, 1753794, 2036979, 2046093, 2073931, 2133978, 2143526, 2178099, 2207733, 2489641, 2755962, 2809842, 3200967, 3215289, 3278149, 4073958, 4092186, 4147862, 4214763, 4356198, 4415466, 4979282, 5151377, 6138279, 6221793, 6401934, 6430578, 6556298, 6623199, 7468923, 7502341, 8429526, 9645867, 9834447, 10302754, 12276558, 12443586, 13246398, 14517517, 14937846, 15004682, 15454131, 18665379, 19291734, 19668894, 22406769, 22507023, 22813241, 29035034, 29503341, 30908262, 36059639, 37330758, 43552551, 44813538, 45014046, 45626482, 46362393, 59006682, 67521069, 68439723, 72119278, 87105102, 92724786, 101622619, 108178917, 130657653, 135042138, 136879446, 159692687, 203245238, 205319169, 216357834, 261315306, 304867857, 319385374, 324536751, 410638338, 479078061, 609735714, 649073502, 914603571, 958156122, 1117848809, 1437234183, 1829207142, 2235697618, 2874468366, 3353546427, 6707092854, 10060639281, 20121278562]

約数ペア:

[(1, 20121278562), (2, 10060639281), (3, 6707092854), (6, 3353546427), (7, 2874468366), (9, 2235697618), (11, 1829207142), (14, 1437234183), (18, 1117848809), (21, 958156122), (22, 914603571), (31, 649073502), (33, 609735714), (42, 479078061), (49, 410638338), (62, 324536751), (63, 319385374), (66, 304867857), (77, 261315306), (93, 216357834), (98, 205319169), (99, 203245238), (126, 159692687), (147, 136879446), (149, 135042138), (154, 130657653), (186, 108178917), (198, 101622619), (217, 92724786), (231, 87105102), (279, 72119278), (294, 68439723), (298, 67521069), (341, 59006682), (434, 46362393), (441, 45626482), (447, 45014046), (449, 44813538), (462, 43552551), (539, 37330758), (558, 36059639), (651, 30908262), (682, 29503341), (693, 29035034), (882, 22813241), (894, 22507023), (898, 22406769), (1023, 19668894), (1043, 19291734), (1078, 18665379), (1302, 15454131), (1341, 15004682), (1347, 14937846), (1386, 14517517), (1519, 13246398), (1617, 12443586), (1639, 12276558), (1953, 10302754), (2046, 9834447), (2086, 9645867), (2387, 8429526), (2682, 7502341), (2694, 7468923), (3038, 6623199), (3069, 6556298), (3129, 6430578), (3143, 6401934), (3234, 6221793), (3278, 6138279), (3906, 5151377), (4041, 4979282), (4557, 4415466), (4619, 4356198), (4774, 4214763), (4851, 4147862), (4917, 4092186), (4939, 4073958), (6138, 3278149), (6258, 3215289), (6286, 3200967), (7161, 2809842), (7301, 2755962), (8082, 2489641), (9114, 2207733), (9238, 2178099), (9387, 2143526), (9429, 2133978), (9702, 2073931), (9834, 2046093), (9878, 2036979), (11473, 1753794), (13671, 1471822), (13857, 1452066), (13919, 1445598), (14322, 1404921), (14602, 1377981), (14751, 1364062), (14817, 1357986), (16709, 1204218), (18774, 1071763), (18858, 1066989), (21483, 936614), (21903, 918654), (22001, 914562), (22946, 876897), (27342, 735911), (27714, 726033), (27838, 722799), (28287, 711326), (29502, 682031), (29634, 678993), (32333, 622314), (33418, 602109), (34419, 584598), (34573, 581994), (41571, 484022), (41757, 481866), (42966, 468307), (43806, 459327), (44002, 457281), (44451, 452662), (50127, 401406), (50809, 396018), (56574, 355663), (64666, 311157), (65709, 306218), (66003, 304854), (66901, 300762), (68838, 292299), (69146, 290997), (80311, 250542), (83142, 242011), (83514, 240933), (88902, 226331), (96999, 207438), (97433, 206514), (100254, 200703), (101618, 198009), (103257, 194866), (103719, 193998), (125271, 160622), (131418, 153109), (132006, 152427), (133802, 150381)]