254543688

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2232

約数の個数: 128

約数和(自身を含む): 818688000

約数和(自身を除く): 564144312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 79, 84, 108, 126, 158, 168, 189, 216, 237, 252, 316, 378, 474, 504, 553, 632, 711, 756, 948, 1106, 1422, 1512, 1659, 1896, 2131, 2133, 2212, 2844, 3318, 4262, 4266, 4424, 4977, 5688, 6393, 6636, 8524, 8532, 9954, 12786, 13272, 14917, 14931, 17048, 17064, 19179, 19908, 25572, 29834, 29862, 38358, 39816, 44751, 51144, 57537, 59668, 59724, 76716, 89502, 115074, 119336, 119448, 134253, 153432, 168349, 179004, 230148, 268506, 336698, 358008, 402759, 460296, 505047, 537012, 673396, 805518, 1010094, 1074024, 1178443, 1346792, 1515141, 1611036, 2020188, 2356886, 3030282, 3222072, 3535329, 4040376, 4545423, 4713772, 6060564, 7070658, 9090846, 9427544, 10605987, 12121128, 14141316, 18181692, 21211974, 28282632, 31817961, 36363384, 42423948, 63635922, 84847896, 127271844, 254543688]

約数ペア:

[(1, 254543688), (2, 127271844), (3, 84847896), (4, 63635922), (6, 42423948), (7, 36363384), (8, 31817961), (9, 28282632), (12, 21211974), (14, 18181692), (18, 14141316), (21, 12121128), (24, 10605987), (27, 9427544), (28, 9090846), (36, 7070658), (42, 6060564), (54, 4713772), (56, 4545423), (63, 4040376), (72, 3535329), (79, 3222072), (84, 3030282), (108, 2356886), (126, 2020188), (158, 1611036), (168, 1515141), (189, 1346792), (216, 1178443), (237, 1074024), (252, 1010094), (316, 805518), (378, 673396), (474, 537012), (504, 505047), (553, 460296), (632, 402759), (711, 358008), (756, 336698), (948, 268506), (1106, 230148), (1422, 179004), (1512, 168349), (1659, 153432), (1896, 134253), (2131, 119448), (2133, 119336), (2212, 115074), (2844, 89502), (3318, 76716), (4262, 59724), (4266, 59668), (4424, 57537), (4977, 51144), (5688, 44751), (6393, 39816), (6636, 38358), (8524, 29862), (8532, 29834), (9954, 25572), (12786, 19908), (13272, 19179), (14917, 17064), (14931, 17048)]