255431232

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{7039}}^1$

素因数の和:7070

約数の個数: 140

約数和(自身を含む): 865469440

約数和(自身を除く): 610038208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 648, 672, 756, 864, 1008, 1134, 1296, 1344, 1512, 1728, 2016, 2268, 2592, 3024, 4032, 4536, 5184, 6048, 7039, 9072, 12096, 14078, 18144, 21117, 28156, 36288, 42234, 49273, 56312, 63351, 84468, 98546, 112624, 126702, 147819, 168936, 190053, 197092, 225248, 253404, 295638, 337872, 380106, 394184, 443457, 450496, 506808, 570159, 591276, 675744, 760212, 788368, 886914, 1013616, 1140318, 1182552, 1330371, 1351488, 1520424, 1576736, 1773828, 2027232, 2280636, 2365104, 2660742, 3040848, 3153472, 3547656, 3991113, 4054464, 4561272, 4730208, 5321484, 6081696, 7095312, 7982226, 9122544, 9460416, 10642968, 12163392, 14190624, 15964452, 18245088, 21285936, 28381248, 31928904, 36490176, 42571872, 63857808, 85143744, 127715616, 255431232]

約数ペア:

[(1, 255431232), (2, 127715616), (3, 85143744), (4, 63857808), (6, 42571872), (7, 36490176), (8, 31928904), (9, 28381248), (12, 21285936), (14, 18245088), (16, 15964452), (18, 14190624), (21, 12163392), (24, 10642968), (27, 9460416), (28, 9122544), (32, 7982226), (36, 7095312), (42, 6081696), (48, 5321484), (54, 4730208), (56, 4561272), (63, 4054464), (64, 3991113), (72, 3547656), (81, 3153472), (84, 3040848), (96, 2660742), (108, 2365104), (112, 2280636), (126, 2027232), (144, 1773828), (162, 1576736), (168, 1520424), (189, 1351488), (192, 1330371), (216, 1182552), (224, 1140318), (252, 1013616), (288, 886914), (324, 788368), (336, 760212), (378, 675744), (432, 591276), (448, 570159), (504, 506808), (567, 450496), (576, 443457), (648, 394184), (672, 380106), (756, 337872), (864, 295638), (1008, 253404), (1134, 225248), (1296, 197092), (1344, 190053), (1512, 168936), (1728, 147819), (2016, 126702), (2268, 112624), (2592, 98546), (3024, 84468), (4032, 63351), (4536, 56312), (5184, 49273), (6048, 42234), (7039, 36288), (9072, 28156), (12096, 21117), (14078, 18144)]