1281287952

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:638

約数の個数: 240

約数和(自身を含む): 4352400000

約数和(自身を除く): 3071112048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 144, 149, 152, 168, 171, 228, 252, 266, 298, 304, 336, 342, 399, 447, 449, 456, 504, 532, 596, 684, 798, 894, 898, 912, 1008, 1043, 1064, 1192, 1197, 1341, 1347, 1368, 1596, 1788, 1796, 2086, 2128, 2384, 2394, 2682, 2694, 2736, 2831, 3129, 3143, 3192, 3576, 3592, 4041, 4172, 4788, 5364, 5388, 5662, 6258, 6286, 6384, 7152, 7184, 8082, 8344, 8493, 8531, 9387, 9429, 9576, 10728, 10776, 11324, 12516, 12572, 16164, 16688, 16986, 17062, 18774, 18858, 19152, 19817, 21456, 21552, 22648, 25032, 25144, 25479, 25593, 28287, 32328, 33972, 34124, 37548, 37716, 39634, 45296, 50064, 50288, 50958, 51186, 56574, 59451, 59717, 64656, 66901, 67944, 68248, 75096, 75432, 76779, 79268, 101916, 102372, 113148, 118902, 119434, 133802, 135888, 136496, 150192, 150864, 153558, 158536, 178353, 179151, 200703, 203832, 204744, 226296, 237804, 238868, 267604, 307116, 317072, 356706, 358302, 401406, 407664, 409488, 452592, 468307, 475608, 477736, 535208, 537453, 602109, 614232, 713412, 716604, 802812, 936614, 951216, 955472, 1070416, 1074906, 1204218, 1228464, 1271119, 1404921, 1426824, 1433208, 1605624, 1873228, 2149812, 2408436, 2542238, 2809842, 2853648, 2866416, 3211248, 3746456, 3813357, 4214763, 4299624, 4816872, 5084476, 5619684, 7492912, 7626714, 8429526, 8599248, 8897833, 9633744, 10168952, 11239368, 11440071, 15253428, 16859052, 17795666, 20337904, 22478736, 22880142, 26693499, 30506856, 33718104, 35591332, 45760284, 53386998, 61013712, 67436208, 71182664, 80080497, 91520568, 106773996, 142365328, 160160994, 183041136, 213547992, 320321988, 427095984, 640643976, 1281287952]

約数ペア:

[(1, 1281287952), (2, 640643976), (3, 427095984), (4, 320321988), (6, 213547992), (7, 183041136), (8, 160160994), (9, 142365328), (12, 106773996), (14, 91520568), (16, 80080497), (18, 71182664), (19, 67436208), (21, 61013712), (24, 53386998), (28, 45760284), (36, 35591332), (38, 33718104), (42, 30506856), (48, 26693499), (56, 22880142), (57, 22478736), (63, 20337904), (72, 17795666), (76, 16859052), (84, 15253428), (112, 11440071), (114, 11239368), (126, 10168952), (133, 9633744), (144, 8897833), (149, 8599248), (152, 8429526), (168, 7626714), (171, 7492912), (228, 5619684), (252, 5084476), (266, 4816872), (298, 4299624), (304, 4214763), (336, 3813357), (342, 3746456), (399, 3211248), (447, 2866416), (449, 2853648), (456, 2809842), (504, 2542238), (532, 2408436), (596, 2149812), (684, 1873228), (798, 1605624), (894, 1433208), (898, 1426824), (912, 1404921), (1008, 1271119), (1043, 1228464), (1064, 1204218), (1192, 1074906), (1197, 1070416), (1341, 955472), (1347, 951216), (1368, 936614), (1596, 802812), (1788, 716604), (1796, 713412), (2086, 614232), (2128, 602109), (2384, 537453), (2394, 535208), (2682, 477736), (2694, 475608), (2736, 468307), (2831, 452592), (3129, 409488), (3143, 407664), (3192, 401406), (3576, 358302), (3592, 356706), (4041, 317072), (4172, 307116), (4788, 267604), (5364, 238868), (5388, 237804), (5662, 226296), (6258, 204744), (6286, 203832), (6384, 200703), (7152, 179151), (7184, 178353), (8082, 158536), (8344, 153558), (8493, 150864), (8531, 150192), (9387, 136496), (9429, 135888), (9576, 133802), (10728, 119434), (10776, 118902), (11324, 113148), (12516, 102372), (12572, 101916), (16164, 79268), (16688, 76779), (16986, 75432), (17062, 75096), (18774, 68248), (18858, 67944), (19152, 66901), (19817, 64656), (21456, 59717), (21552, 59451), (22648, 56574), (25032, 51186), (25144, 50958), (25479, 50288), (25593, 50064), (28287, 45296), (32328, 39634), (33972, 37716), (34124, 37548)]