261868544

素因数分解:

$2^{10}\times 7^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:358

約数の個数: 132

約数和(自身を含む): 646868376

約数和(自身を除く): 384999832

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 128, 136, 196, 224, 238, 256, 272, 307, 392, 448, 476, 512, 544, 614, 784, 833, 896, 952, 1024, 1088, 1228, 1568, 1666, 1792, 1904, 2149, 2176, 2456, 3136, 3332, 3584, 3808, 4298, 4352, 4912, 5219, 6272, 6664, 7168, 7616, 8596, 8704, 9824, 10438, 12544, 13328, 15043, 15232, 17192, 17408, 19648, 20876, 25088, 26656, 30086, 30464, 34384, 36533, 39296, 41752, 50176, 53312, 60172, 60928, 68768, 73066, 78592, 83504, 106624, 120344, 121856, 137536, 146132, 157184, 167008, 213248, 240688, 255731, 275072, 292264, 314368, 334016, 426496, 481376, 511462, 550144, 584528, 668032, 852992, 962752, 1022924, 1100288, 1169056, 1336064, 1925504, 2045848, 2200576, 2338112, 2672128, 3851008, 4091696, 4676224, 5344256, 7702016, 8183392, 9352448, 15404032, 16366784, 18704896, 32733568, 37409792, 65467136, 130934272, 261868544]

約数ペア:

[(1, 261868544), (2, 130934272), (4, 65467136), (7, 37409792), (8, 32733568), (14, 18704896), (16, 16366784), (17, 15404032), (28, 9352448), (32, 8183392), (34, 7702016), (49, 5344256), (56, 4676224), (64, 4091696), (68, 3851008), (98, 2672128), (112, 2338112), (119, 2200576), (128, 2045848), (136, 1925504), (196, 1336064), (224, 1169056), (238, 1100288), (256, 1022924), (272, 962752), (307, 852992), (392, 668032), (448, 584528), (476, 550144), (512, 511462), (544, 481376), (614, 426496), (784, 334016), (833, 314368), (896, 292264), (952, 275072), (1024, 255731), (1088, 240688), (1228, 213248), (1568, 167008), (1666, 157184), (1792, 146132), (1904, 137536), (2149, 121856), (2176, 120344), (2456, 106624), (3136, 83504), (3332, 78592), (3584, 73066), (3808, 68768), (4298, 60928), (4352, 60172), (4912, 53312), (5219, 50176), (6272, 41752), (6664, 39296), (7168, 36533), (7616, 34384), (8596, 30464), (8704, 30086), (9824, 26656), (10438, 25088), (12544, 20876), (13328, 19648), (15043, 17408), (15232, 17192)]