811440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{23}}^1$

素因数の和:56

約数の個数: 180

約数和(自身を含む): 3307824

約数和(自身を除く): 2496384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 35, 36, 40, 42, 45, 46, 48, 49, 56, 60, 63, 69, 70, 72, 80, 84, 90, 92, 98, 105, 112, 115, 120, 126, 138, 140, 144, 147, 161, 168, 180, 184, 196, 207, 210, 230, 240, 245, 252, 276, 280, 294, 315, 322, 336, 345, 360, 368, 392, 414, 420, 441, 460, 483, 490, 504, 552, 560, 588, 630, 644, 690, 720, 735, 784, 805, 828, 840, 882, 920, 966, 980, 1008, 1035, 1104, 1127, 1176, 1260, 1288, 1380, 1449, 1470, 1610, 1656, 1680, 1764, 1840, 1932, 1960, 2070, 2205, 2254, 2352, 2415, 2520, 2576, 2760, 2898, 2940, 3220, 3312, 3381, 3528, 3864, 3920, 4140, 4410, 4508, 4830, 5040, 5520, 5635, 5796, 5880, 6440, 6762, 7056, 7245, 7728, 8280, 8820, 9016, 9660, 10143, 11270, 11592, 11760, 12880, 13524, 14490, 16560, 16905, 17640, 18032, 19320, 20286, 22540, 23184, 27048, 28980, 33810, 35280, 38640, 40572, 45080, 50715, 54096, 57960, 67620, 81144, 90160, 101430, 115920, 135240, 162288, 202860, 270480, 405720, 811440]

約数ペア:

[(1, 811440), (2, 405720), (3, 270480), (4, 202860), (5, 162288), (6, 135240), (7, 115920), (8, 101430), (9, 90160), (10, 81144), (12, 67620), (14, 57960), (15, 54096), (16, 50715), (18, 45080), (20, 40572), (21, 38640), (23, 35280), (24, 33810), (28, 28980), (30, 27048), (35, 23184), (36, 22540), (40, 20286), (42, 19320), (45, 18032), (46, 17640), (48, 16905), (49, 16560), (56, 14490), (60, 13524), (63, 12880), (69, 11760), (70, 11592), (72, 11270), (80, 10143), (84, 9660), (90, 9016), (92, 8820), (98, 8280), (105, 7728), (112, 7245), (115, 7056), (120, 6762), (126, 6440), (138, 5880), (140, 5796), (144, 5635), (147, 5520), (161, 5040), (168, 4830), (180, 4508), (184, 4410), (196, 4140), (207, 3920), (210, 3864), (230, 3528), (240, 3381), (245, 3312), (252, 3220), (276, 2940), (280, 2898), (294, 2760), (315, 2576), (322, 2520), (336, 2415), (345, 2352), (360, 2254), (368, 2205), (392, 2070), (414, 1960), (420, 1932), (441, 1840), (460, 1764), (483, 1680), (490, 1656), (504, 1610), (552, 1470), (560, 1449), (588, 1380), (630, 1288), (644, 1260), (690, 1176), (720, 1127), (735, 1104), (784, 1035), (805, 1008), (828, 980), (840, 966), (882, 920)]