261472512

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2861}}^1$

素因数の和:2904

約数の個数: 144

約数和(自身を含む): 842389632

約数和(自身を除く): 580917120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 192, 204, 224, 238, 256, 272, 336, 357, 384, 408, 448, 476, 544, 672, 714, 768, 816, 896, 952, 1088, 1344, 1428, 1632, 1792, 1904, 2176, 2688, 2856, 2861, 3264, 3808, 4352, 5376, 5712, 5722, 6528, 7616, 8583, 11424, 11444, 13056, 15232, 17166, 20027, 22848, 22888, 30464, 34332, 40054, 45696, 45776, 48637, 60081, 68664, 80108, 91392, 91552, 97274, 120162, 137328, 145911, 160216, 183104, 194548, 240324, 274656, 291822, 320432, 340459, 366208, 389096, 480648, 549312, 583644, 640864, 680918, 732416, 778192, 961296, 1021377, 1098624, 1167288, 1281728, 1361836, 1556384, 1922592, 2042754, 2197248, 2334576, 2563456, 2723672, 3112768, 3845184, 4085508, 4669152, 5126912, 5447344, 6225536, 7690368, 8171016, 9338304, 10894688, 12451072, 15380736, 16342032, 18676608, 21789376, 32684064, 37353216, 43578752, 65368128, 87157504, 130736256, 261472512]

約数ペア:

[(1, 261472512), (2, 130736256), (3, 87157504), (4, 65368128), (6, 43578752), (7, 37353216), (8, 32684064), (12, 21789376), (14, 18676608), (16, 16342032), (17, 15380736), (21, 12451072), (24, 10894688), (28, 9338304), (32, 8171016), (34, 7690368), (42, 6225536), (48, 5447344), (51, 5126912), (56, 4669152), (64, 4085508), (68, 3845184), (84, 3112768), (96, 2723672), (102, 2563456), (112, 2334576), (119, 2197248), (128, 2042754), (136, 1922592), (168, 1556384), (192, 1361836), (204, 1281728), (224, 1167288), (238, 1098624), (256, 1021377), (272, 961296), (336, 778192), (357, 732416), (384, 680918), (408, 640864), (448, 583644), (476, 549312), (544, 480648), (672, 389096), (714, 366208), (768, 340459), (816, 320432), (896, 291822), (952, 274656), (1088, 240324), (1344, 194548), (1428, 183104), (1632, 160216), (1792, 145911), (1904, 137328), (2176, 120162), (2688, 97274), (2856, 91552), (2861, 91392), (3264, 80108), (3808, 68664), (4352, 60081), (5376, 48637), (5712, 45776), (5722, 45696), (6528, 40054), (7616, 34332), (8583, 30464), (11424, 22888), (11444, 22848), (13056, 20027), (15232, 17166)]