256295592

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:296

約数の個数: 192

約数和(自身を含む): 828172800

約数和(自身を除く): 571877208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 41, 42, 56, 63, 72, 79, 82, 84, 123, 126, 157, 158, 164, 168, 237, 246, 252, 287, 314, 316, 328, 369, 471, 474, 492, 504, 553, 574, 628, 632, 711, 738, 861, 942, 948, 984, 1099, 1106, 1148, 1256, 1413, 1422, 1476, 1659, 1722, 1884, 1896, 2198, 2212, 2296, 2583, 2826, 2844, 2952, 3239, 3297, 3318, 3444, 3768, 4396, 4424, 4977, 5166, 5652, 5688, 6437, 6478, 6594, 6636, 6888, 8792, 9717, 9891, 9954, 10332, 11304, 12403, 12874, 12956, 13188, 13272, 19311, 19434, 19782, 19908, 20664, 22673, 24806, 25748, 25912, 26376, 29151, 37209, 38622, 38868, 39564, 39816, 45059, 45346, 49612, 51496, 57933, 58302, 68019, 74418, 77244, 77736, 79128, 86821, 90118, 90692, 99224, 111627, 115866, 116604, 135177, 136038, 148836, 154488, 173642, 180236, 181384, 204057, 223254, 231732, 233208, 260463, 270354, 272076, 297672, 347284, 360472, 405531, 408114, 446508, 463464, 508523, 520926, 540708, 544152, 694568, 781389, 811062, 816228, 893016, 1017046, 1041852, 1081416, 1525569, 1562778, 1622124, 1632456, 2034092, 2083704, 3051138, 3125556, 3244248, 3559661, 4068184, 4576707, 6102276, 6251112, 7119322, 9153414, 10678983, 12204552, 14238644, 18306828, 21357966, 28477288, 32036949, 36613656, 42715932, 64073898, 85431864, 128147796, 256295592]

約数ペア:

[(1, 256295592), (2, 128147796), (3, 85431864), (4, 64073898), (6, 42715932), (7, 36613656), (8, 32036949), (9, 28477288), (12, 21357966), (14, 18306828), (18, 14238644), (21, 12204552), (24, 10678983), (28, 9153414), (36, 7119322), (41, 6251112), (42, 6102276), (56, 4576707), (63, 4068184), (72, 3559661), (79, 3244248), (82, 3125556), (84, 3051138), (123, 2083704), (126, 2034092), (157, 1632456), (158, 1622124), (164, 1562778), (168, 1525569), (237, 1081416), (246, 1041852), (252, 1017046), (287, 893016), (314, 816228), (316, 811062), (328, 781389), (369, 694568), (471, 544152), (474, 540708), (492, 520926), (504, 508523), (553, 463464), (574, 446508), (628, 408114), (632, 405531), (711, 360472), (738, 347284), (861, 297672), (942, 272076), (948, 270354), (984, 260463), (1099, 233208), (1106, 231732), (1148, 223254), (1256, 204057), (1413, 181384), (1422, 180236), (1476, 173642), (1659, 154488), (1722, 148836), (1884, 136038), (1896, 135177), (2198, 116604), (2212, 115866), (2296, 111627), (2583, 99224), (2826, 90692), (2844, 90118), (2952, 86821), (3239, 79128), (3297, 77736), (3318, 77244), (3444, 74418), (3768, 68019), (4396, 58302), (4424, 57933), (4977, 51496), (5166, 49612), (5652, 45346), (5688, 45059), (6437, 39816), (6478, 39564), (6594, 38868), (6636, 38622), (6888, 37209), (8792, 29151), (9717, 26376), (9891, 25912), (9954, 25748), (10332, 24806), (11304, 22673), (12403, 20664), (12874, 19908), (12956, 19782), (13188, 19434), (13272, 19311)]