7121520

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{157}}^1$

素因数の和:189

約数の個数: 200

約数和(自身を含む): 28447584

約数和(自身を除く): 21326064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 157, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 314, 315, 324, 336, 360, 378, 405, 420, 432, 471, 504, 540, 560, 567, 628, 630, 648, 720, 756, 785, 810, 840, 942, 945, 1008, 1080, 1099, 1134, 1256, 1260, 1296, 1413, 1512, 1570, 1620, 1680, 1884, 1890, 2160, 2198, 2268, 2355, 2512, 2520, 2826, 2835, 3024, 3140, 3240, 3297, 3768, 3780, 4239, 4396, 4536, 4710, 5040, 5495, 5652, 5670, 6280, 6480, 6594, 7065, 7536, 7560, 8478, 8792, 9072, 9420, 9891, 10990, 11304, 11340, 12560, 12717, 13188, 14130, 15120, 16485, 16956, 17584, 18840, 19782, 21195, 21980, 22608, 22680, 25434, 26376, 28260, 29673, 32970, 33912, 37680, 39564, 42390, 43960, 45360, 49455, 50868, 52752, 56520, 59346, 63585, 65940, 67824, 79128, 84780, 87920, 89019, 98910, 101736, 113040, 118692, 127170, 131880, 148365, 158256, 169560, 178038, 197820, 203472, 237384, 254340, 263760, 296730, 339120, 356076, 395640, 445095, 474768, 508680, 593460, 712152, 791280, 890190, 1017360, 1186920, 1424304, 1780380, 2373840, 3560760, 7121520]

約数ペア:

[(1, 7121520), (2, 3560760), (3, 2373840), (4, 1780380), (5, 1424304), (6, 1186920), (7, 1017360), (8, 890190), (9, 791280), (10, 712152), (12, 593460), (14, 508680), (15, 474768), (16, 445095), (18, 395640), (20, 356076), (21, 339120), (24, 296730), (27, 263760), (28, 254340), (30, 237384), (35, 203472), (36, 197820), (40, 178038), (42, 169560), (45, 158256), (48, 148365), (54, 131880), (56, 127170), (60, 118692), (63, 113040), (70, 101736), (72, 98910), (80, 89019), (81, 87920), (84, 84780), (90, 79128), (105, 67824), (108, 65940), (112, 63585), (120, 59346), (126, 56520), (135, 52752), (140, 50868), (144, 49455), (157, 45360), (162, 43960), (168, 42390), (180, 39564), (189, 37680), (210, 33912), (216, 32970), (240, 29673), (252, 28260), (270, 26376), (280, 25434), (314, 22680), (315, 22608), (324, 21980), (336, 21195), (360, 19782), (378, 18840), (405, 17584), (420, 16956), (432, 16485), (471, 15120), (504, 14130), (540, 13188), (560, 12717), (567, 12560), (628, 11340), (630, 11304), (648, 10990), (720, 9891), (756, 9420), (785, 9072), (810, 8792), (840, 8478), (942, 7560), (945, 7536), (1008, 7065), (1080, 6594), (1099, 6480), (1134, 6280), (1256, 5670), (1260, 5652), (1296, 5495), (1413, 5040), (1512, 4710), (1570, 4536), (1620, 4396), (1680, 4239), (1884, 3780), (1890, 3768), (2160, 3297), (2198, 3240), (2268, 3140), (2355, 3024), (2512, 2835), (2520, 2826)]