80481456

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 180

約数和(自身を含む): 257275200

約数和(自身を除く): 176793744

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 33, 36, 44, 48, 62, 66, 72, 88, 93, 99, 121, 124, 132, 144, 149, 176, 186, 198, 242, 248, 264, 279, 298, 341, 363, 372, 396, 447, 484, 496, 528, 558, 596, 682, 726, 744, 792, 894, 968, 1023, 1089, 1116, 1192, 1341, 1364, 1452, 1488, 1584, 1639, 1788, 1936, 2046, 2178, 2232, 2384, 2682, 2728, 2904, 3069, 3278, 3576, 3751, 4092, 4356, 4464, 4619, 4917, 5364, 5456, 5808, 6138, 6556, 7152, 7502, 8184, 8712, 9238, 9834, 10728, 11253, 12276, 13112, 13857, 14751, 15004, 16368, 17424, 18029, 18476, 19668, 21456, 22506, 24552, 26224, 27714, 29502, 30008, 33759, 36058, 36952, 39336, 41571, 45012, 49104, 50809, 54087, 55428, 59004, 60016, 67518, 72116, 73904, 78672, 83142, 90024, 101618, 108174, 110856, 118008, 135036, 144232, 152427, 162261, 166284, 180048, 203236, 216348, 221712, 236016, 270072, 288464, 304854, 324522, 332568, 406472, 432696, 457281, 540144, 558899, 609708, 649044, 665136, 812944, 865392, 914562, 1117798, 1219416, 1298088, 1676697, 1829124, 2235596, 2438832, 2596176, 3353394, 3658248, 4471192, 5030091, 6706788, 7316496, 8942384, 10060182, 13413576, 20120364, 26827152, 40240728, 80481456]

約数ペア:

[(1, 80481456), (2, 40240728), (3, 26827152), (4, 20120364), (6, 13413576), (8, 10060182), (9, 8942384), (11, 7316496), (12, 6706788), (16, 5030091), (18, 4471192), (22, 3658248), (24, 3353394), (31, 2596176), (33, 2438832), (36, 2235596), (44, 1829124), (48, 1676697), (62, 1298088), (66, 1219416), (72, 1117798), (88, 914562), (93, 865392), (99, 812944), (121, 665136), (124, 649044), (132, 609708), (144, 558899), (149, 540144), (176, 457281), (186, 432696), (198, 406472), (242, 332568), (248, 324522), (264, 304854), (279, 288464), (298, 270072), (341, 236016), (363, 221712), (372, 216348), (396, 203236), (447, 180048), (484, 166284), (496, 162261), (528, 152427), (558, 144232), (596, 135036), (682, 118008), (726, 110856), (744, 108174), (792, 101618), (894, 90024), (968, 83142), (1023, 78672), (1089, 73904), (1116, 72116), (1192, 67518), (1341, 60016), (1364, 59004), (1452, 55428), (1488, 54087), (1584, 50809), (1639, 49104), (1788, 45012), (1936, 41571), (2046, 39336), (2178, 36952), (2232, 36058), (2384, 33759), (2682, 30008), (2728, 29502), (2904, 27714), (3069, 26224), (3278, 24552), (3576, 22506), (3751, 21456), (4092, 19668), (4356, 18476), (4464, 18029), (4619, 17424), (4917, 16368), (5364, 15004), (5456, 14751), (5808, 13857), (6138, 13112), (6556, 12276), (7152, 11253), (7502, 10728), (8184, 9834), (8712, 9238)]