245631456

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 216

約数和(自身を含む): 829679760

約数和(自身を除く): 584048304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 37, 42, 48, 56, 63, 72, 74, 84, 89, 96, 111, 112, 126, 144, 148, 168, 178, 222, 224, 252, 259, 267, 288, 296, 333, 336, 356, 444, 504, 518, 534, 592, 623, 666, 672, 712, 777, 801, 888, 1008, 1036, 1068, 1184, 1246, 1332, 1369, 1424, 1554, 1602, 1776, 1869, 2016, 2072, 2136, 2331, 2492, 2664, 2738, 2848, 3108, 3204, 3293, 3552, 3738, 4107, 4144, 4272, 4662, 4984, 5328, 5476, 5607, 6216, 6408, 6586, 7476, 8214, 8288, 8544, 9324, 9583, 9879, 9968, 10656, 10952, 11214, 12321, 12432, 12816, 13172, 14952, 16428, 18648, 19166, 19758, 19936, 21904, 22428, 23051, 24642, 24864, 25632, 26344, 28749, 29637, 29904, 32856, 37296, 38332, 39516, 43808, 44856, 46102, 49284, 52688, 57498, 59274, 59808, 65712, 69153, 74592, 76664, 79032, 86247, 89712, 92204, 98568, 105376, 114996, 118548, 121841, 131424, 138306, 153328, 158064, 172494, 179424, 184408, 197136, 207459, 229992, 237096, 243682, 276612, 306656, 316128, 344988, 365523, 368816, 394272, 414918, 459984, 474192, 487364, 553224, 689976, 731046, 737632, 829836, 852887, 919968, 948384, 974728, 1096569, 1106448, 1379952, 1462092, 1659672, 1705774, 1949456, 2193138, 2212896, 2558661, 2759904, 2924184, 3319344, 3411548, 3898912, 4386276, 5117322, 5848368, 6638688, 6823096, 7675983, 8772552, 10234644, 11696736, 13646192, 15351966, 17545104, 20469288, 27292384, 30703932, 35090208, 40938576, 61407864, 81877152, 122815728, 245631456]

約数ペア:

[(1, 245631456), (2, 122815728), (3, 81877152), (4, 61407864), (6, 40938576), (7, 35090208), (8, 30703932), (9, 27292384), (12, 20469288), (14, 17545104), (16, 15351966), (18, 13646192), (21, 11696736), (24, 10234644), (28, 8772552), (32, 7675983), (36, 6823096), (37, 6638688), (42, 5848368), (48, 5117322), (56, 4386276), (63, 3898912), (72, 3411548), (74, 3319344), (84, 2924184), (89, 2759904), (96, 2558661), (111, 2212896), (112, 2193138), (126, 1949456), (144, 1705774), (148, 1659672), (168, 1462092), (178, 1379952), (222, 1106448), (224, 1096569), (252, 974728), (259, 948384), (267, 919968), (288, 852887), (296, 829836), (333, 737632), (336, 731046), (356, 689976), (444, 553224), (504, 487364), (518, 474192), (534, 459984), (592, 414918), (623, 394272), (666, 368816), (672, 365523), (712, 344988), (777, 316128), (801, 306656), (888, 276612), (1008, 243682), (1036, 237096), (1068, 229992), (1184, 207459), (1246, 197136), (1332, 184408), (1369, 179424), (1424, 172494), (1554, 158064), (1602, 153328), (1776, 138306), (1869, 131424), (2016, 121841), (2072, 118548), (2136, 114996), (2331, 105376), (2492, 98568), (2664, 92204), (2738, 89712), (2848, 86247), (3108, 79032), (3204, 76664), (3293, 74592), (3552, 69153), (3738, 65712), (4107, 59808), (4144, 59274), (4272, 57498), (4662, 52688), (4984, 49284), (5328, 46102), (5476, 44856), (5607, 43808), (6216, 39516), (6408, 38332), (6586, 37296), (7476, 32856), (8214, 29904), (8288, 29637), (8544, 28749), (9324, 26344), (9583, 25632), (9879, 24864), (9968, 24642), (10656, 23051), (10952, 22428), (11214, 21904), (12321, 19936), (12432, 19758), (12816, 19166), (13172, 18648), (14952, 16428)]