686969640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1137

約数の個数: 256

約数和(自身を含む): 2649024000

約数和(自身を除く): 1962054360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 89, 90, 105, 108, 120, 126, 135, 140, 168, 178, 180, 189, 210, 216, 252, 267, 270, 280, 315, 356, 360, 378, 420, 445, 504, 534, 540, 623, 630, 712, 756, 801, 840, 890, 945, 1021, 1068, 1080, 1246, 1260, 1335, 1512, 1602, 1780, 1869, 1890, 2042, 2136, 2403, 2492, 2520, 2670, 3063, 3115, 3204, 3560, 3738, 3780, 4005, 4084, 4806, 4984, 5105, 5340, 5607, 6126, 6230, 6408, 7147, 7476, 7560, 8010, 8168, 9189, 9345, 9612, 10210, 10680, 11214, 12015, 12252, 12460, 14294, 14952, 15315, 16020, 16821, 18378, 18690, 19224, 20420, 21441, 22428, 24030, 24504, 24920, 27567, 28035, 28588, 30630, 32040, 33642, 35735, 36756, 37380, 40840, 42882, 44856, 45945, 48060, 55134, 56070, 57176, 61260, 64323, 67284, 71470, 73512, 74760, 84105, 85764, 90869, 91890, 96120, 107205, 110268, 112140, 122520, 128646, 134568, 137835, 142940, 168210, 171528, 181738, 183780, 192969, 214410, 220536, 224280, 257292, 272607, 275670, 285880, 321615, 336420, 363476, 367560, 385938, 428820, 454345, 514584, 545214, 551340, 636083, 643230, 672840, 726952, 771876, 817821, 857640, 908690, 964845, 1090428, 1102680, 1272166, 1286460, 1363035, 1543752, 1635642, 1817380, 1908249, 1929690, 2180856, 2453463, 2544332, 2572920, 2726070, 3180415, 3271284, 3634760, 3816498, 3859380, 4089105, 4906926, 5088664, 5452140, 5724747, 6360830, 6542568, 7632996, 7718760, 8178210, 9541245, 9813852, 10904280, 11449494, 12267315, 12721660, 15265992, 16356420, 17174241, 19082490, 19627704, 22898988, 24534630, 25443320, 28623735, 32712840, 34348482, 38164980, 45797976, 49069260, 57247470, 68696964, 76329960, 85871205, 98138520, 114494940, 137393928, 171742410, 228989880, 343484820, 686969640]

約数ペア:

[(1, 686969640), (2, 343484820), (3, 228989880), (4, 171742410), (5, 137393928), (6, 114494940), (7, 98138520), (8, 85871205), (9, 76329960), (10, 68696964), (12, 57247470), (14, 49069260), (15, 45797976), (18, 38164980), (20, 34348482), (21, 32712840), (24, 28623735), (27, 25443320), (28, 24534630), (30, 22898988), (35, 19627704), (36, 19082490), (40, 17174241), (42, 16356420), (45, 15265992), (54, 12721660), (56, 12267315), (60, 11449494), (63, 10904280), (70, 9813852), (72, 9541245), (84, 8178210), (89, 7718760), (90, 7632996), (105, 6542568), (108, 6360830), (120, 5724747), (126, 5452140), (135, 5088664), (140, 4906926), (168, 4089105), (178, 3859380), (180, 3816498), (189, 3634760), (210, 3271284), (216, 3180415), (252, 2726070), (267, 2572920), (270, 2544332), (280, 2453463), (315, 2180856), (356, 1929690), (360, 1908249), (378, 1817380), (420, 1635642), (445, 1543752), (504, 1363035), (534, 1286460), (540, 1272166), (623, 1102680), (630, 1090428), (712, 964845), (756, 908690), (801, 857640), (840, 817821), (890, 771876), (945, 726952), (1021, 672840), (1068, 643230), (1080, 636083), (1246, 551340), (1260, 545214), (1335, 514584), (1512, 454345), (1602, 428820), (1780, 385938), (1869, 367560), (1890, 363476), (2042, 336420), (2136, 321615), (2403, 285880), (2492, 275670), (2520, 272607), (2670, 257292), (3063, 224280), (3115, 220536), (3204, 214410), (3560, 192969), (3738, 183780), (3780, 181738), (4005, 171528), (4084, 168210), (4806, 142940), (4984, 137835), (5105, 134568), (5340, 128646), (5607, 122520), (6126, 112140), (6230, 110268), (6408, 107205), (7147, 96120), (7476, 91890), (7560, 90869), (8010, 85764), (8168, 84105), (9189, 74760), (9345, 73512), (9612, 71470), (10210, 67284), (10680, 64323), (11214, 61260), (12015, 57176), (12252, 56070), (12460, 55134), (14294, 48060), (14952, 45945), (15315, 44856), (16020, 42882), (16821, 40840), (18378, 37380), (18690, 36756), (19224, 35735), (20420, 33642), (21441, 32040), (22428, 30630), (24030, 28588), (24504, 28035), (24920, 27567)]