401405856

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{229}}^1$

素因数の和:323

約数の個数: 144

約数和(自身を含む): 1151085600

約数和(自身を除く): 749679744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 76, 93, 96, 114, 124, 152, 186, 228, 229, 248, 304, 372, 456, 458, 496, 589, 608, 687, 744, 912, 916, 961, 992, 1178, 1374, 1488, 1767, 1824, 1832, 1922, 2356, 2748, 2883, 2976, 3534, 3664, 3844, 4351, 4712, 5496, 5766, 7068, 7099, 7328, 7688, 8702, 9424, 10992, 11532, 13053, 14136, 14198, 15376, 17404, 18259, 18848, 21297, 21984, 23064, 26106, 28272, 28396, 30752, 34808, 36518, 42594, 46128, 52212, 54777, 56544, 56792, 69616, 73036, 85188, 92256, 104424, 109554, 113584, 134881, 139232, 146072, 170376, 208848, 219108, 220069, 227168, 269762, 292144, 340752, 404643, 417696, 438216, 440138, 539524, 584288, 660207, 681504, 809286, 876432, 880276, 1079048, 1320414, 1618572, 1752864, 1760552, 2158096, 2640828, 3237144, 3521104, 4181311, 4316192, 5281656, 6474288, 7042208, 8362622, 10563312, 12543933, 12948576, 16725244, 21126624, 25087866, 33450488, 50175732, 66900976, 100351464, 133801952, 200702928, 401405856]

約数ペア:

[(1, 401405856), (2, 200702928), (3, 133801952), (4, 100351464), (6, 66900976), (8, 50175732), (12, 33450488), (16, 25087866), (19, 21126624), (24, 16725244), (31, 12948576), (32, 12543933), (38, 10563312), (48, 8362622), (57, 7042208), (62, 6474288), (76, 5281656), (93, 4316192), (96, 4181311), (114, 3521104), (124, 3237144), (152, 2640828), (186, 2158096), (228, 1760552), (229, 1752864), (248, 1618572), (304, 1320414), (372, 1079048), (456, 880276), (458, 876432), (496, 809286), (589, 681504), (608, 660207), (687, 584288), (744, 539524), (912, 440138), (916, 438216), (961, 417696), (992, 404643), (1178, 340752), (1374, 292144), (1488, 269762), (1767, 227168), (1824, 220069), (1832, 219108), (1922, 208848), (2356, 170376), (2748, 146072), (2883, 139232), (2976, 134881), (3534, 113584), (3664, 109554), (3844, 104424), (4351, 92256), (4712, 85188), (5496, 73036), (5766, 69616), (7068, 56792), (7099, 56544), (7328, 54777), (7688, 52212), (8702, 46128), (9424, 42594), (10992, 36518), (11532, 34808), (13053, 30752), (14136, 28396), (14198, 28272), (15376, 26106), (17404, 23064), (18259, 21984), (18848, 21297)]