256230624

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 192

約数和(自身を含む): 772208640

約数和(自身を除く): 515978016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 37, 39, 48, 52, 62, 74, 78, 93, 96, 104, 111, 124, 148, 156, 179, 186, 208, 222, 248, 296, 312, 358, 372, 403, 416, 444, 481, 496, 537, 592, 624, 716, 744, 806, 888, 962, 992, 1074, 1147, 1184, 1209, 1248, 1432, 1443, 1488, 1612, 1776, 1924, 2148, 2294, 2327, 2418, 2864, 2886, 2976, 3224, 3441, 3552, 3848, 4296, 4588, 4654, 4836, 5549, 5728, 5772, 6448, 6623, 6882, 6981, 7696, 8592, 9176, 9308, 9672, 11098, 11544, 12896, 13246, 13764, 13962, 14911, 15392, 16647, 17184, 18352, 18616, 19344, 19869, 22196, 23088, 26492, 27528, 27924, 29822, 33294, 36704, 37232, 38688, 39738, 44392, 44733, 46176, 52984, 55056, 55848, 59644, 66588, 72137, 74464, 79476, 86099, 88784, 89466, 105968, 110112, 111696, 119288, 133176, 144274, 158952, 172198, 177568, 178932, 205313, 211936, 216411, 223392, 238576, 258297, 266352, 288548, 317904, 344396, 357864, 410626, 432822, 477152, 516594, 532704, 577096, 615939, 635808, 688792, 715728, 821252, 865644, 1033188, 1154192, 1231878, 1377584, 1431456, 1642504, 1731288, 2066376, 2308384, 2463756, 2669069, 2755168, 3285008, 3462576, 4132752, 4927512, 5338138, 6570016, 6925152, 8007207, 8265504, 9855024, 10676276, 16014414, 19710048, 21352552, 32028828, 42705104, 64057656, 85410208, 128115312, 256230624]

約数ペア:

[(1, 256230624), (2, 128115312), (3, 85410208), (4, 64057656), (6, 42705104), (8, 32028828), (12, 21352552), (13, 19710048), (16, 16014414), (24, 10676276), (26, 9855024), (31, 8265504), (32, 8007207), (37, 6925152), (39, 6570016), (48, 5338138), (52, 4927512), (62, 4132752), (74, 3462576), (78, 3285008), (93, 2755168), (96, 2669069), (104, 2463756), (111, 2308384), (124, 2066376), (148, 1731288), (156, 1642504), (179, 1431456), (186, 1377584), (208, 1231878), (222, 1154192), (248, 1033188), (296, 865644), (312, 821252), (358, 715728), (372, 688792), (403, 635808), (416, 615939), (444, 577096), (481, 532704), (496, 516594), (537, 477152), (592, 432822), (624, 410626), (716, 357864), (744, 344396), (806, 317904), (888, 288548), (962, 266352), (992, 258297), (1074, 238576), (1147, 223392), (1184, 216411), (1209, 211936), (1248, 205313), (1432, 178932), (1443, 177568), (1488, 172198), (1612, 158952), (1776, 144274), (1924, 133176), (2148, 119288), (2294, 111696), (2327, 110112), (2418, 105968), (2864, 89466), (2886, 88784), (2976, 86099), (3224, 79476), (3441, 74464), (3552, 72137), (3848, 66588), (4296, 59644), (4588, 55848), (4654, 55056), (4836, 52984), (5549, 46176), (5728, 44733), (5772, 44392), (6448, 39738), (6623, 38688), (6882, 37232), (6981, 36704), (7696, 33294), (8592, 29822), (9176, 27924), (9308, 27528), (9672, 26492), (11098, 23088), (11544, 22196), (12896, 19869), (13246, 19344), (13764, 18616), (13962, 18352), (14911, 17184), (15392, 16647)]