81975600

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{3253}}^1$

素因数の和:3284

約数の個数: 180

約数和(自身を含む): 325217776

約数和(自身を除く): 243242176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1800, 2100, 2520, 2800, 3150, 3253, 3600, 4200, 5040, 6300, 6506, 8400, 9759, 12600, 13012, 16265, 19518, 22771, 25200, 26024, 29277, 32530, 39036, 45542, 48795, 52048, 58554, 65060, 68313, 78072, 81325, 91084, 97590, 113855, 117108, 130120, 136626, 146385, 156144, 162650, 182168, 195180, 204939, 227710, 234216, 243975, 260240, 273252, 292770, 325300, 341565, 364336, 390360, 409878, 455420, 468432, 487950, 546504, 569275, 585540, 650600, 683130, 731925, 780720, 819756, 910840, 975900, 1024695, 1093008, 1138550, 1171080, 1301200, 1366260, 1463850, 1639512, 1707825, 1821680, 1951800, 2049390, 2277100, 2342160, 2732520, 2927700, 3279024, 3415650, 3903600, 4098780, 4554200, 5123475, 5465040, 5855400, 6831300, 8197560, 9108400, 10246950, 11710800, 13662600, 16395120, 20493900, 27325200, 40987800, 81975600]

約数ペア:

[(1, 81975600), (2, 40987800), (3, 27325200), (4, 20493900), (5, 16395120), (6, 13662600), (7, 11710800), (8, 10246950), (9, 9108400), (10, 8197560), (12, 6831300), (14, 5855400), (15, 5465040), (16, 5123475), (18, 4554200), (20, 4098780), (21, 3903600), (24, 3415650), (25, 3279024), (28, 2927700), (30, 2732520), (35, 2342160), (36, 2277100), (40, 2049390), (42, 1951800), (45, 1821680), (48, 1707825), (50, 1639512), (56, 1463850), (60, 1366260), (63, 1301200), (70, 1171080), (72, 1138550), (75, 1093008), (80, 1024695), (84, 975900), (90, 910840), (100, 819756), (105, 780720), (112, 731925), (120, 683130), (126, 650600), (140, 585540), (144, 569275), (150, 546504), (168, 487950), (175, 468432), (180, 455420), (200, 409878), (210, 390360), (225, 364336), (240, 341565), (252, 325300), (280, 292770), (300, 273252), (315, 260240), (336, 243975), (350, 234216), (360, 227710), (400, 204939), (420, 195180), (450, 182168), (504, 162650), (525, 156144), (560, 146385), (600, 136626), (630, 130120), (700, 117108), (720, 113855), (840, 97590), (900, 91084), (1008, 81325), (1050, 78072), (1200, 68313), (1260, 65060), (1400, 58554), (1575, 52048), (1680, 48795), (1800, 45542), (2100, 39036), (2520, 32530), (2800, 29277), (3150, 26024), (3253, 25200), (3600, 22771), (4200, 19518), (5040, 16265), (6300, 13012), (6506, 12600), (8400, 9759)]