80525760

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:571

約数の個数: 224

約数和(自身を含む): 305482752

約数和(自身を除く): 224956992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 420, 448, 460, 480, 483, 521, 552, 560, 644, 672, 690, 736, 805, 840, 920, 960, 966, 1042, 1104, 1120, 1288, 1344, 1380, 1472, 1563, 1610, 1680, 1840, 1932, 2084, 2208, 2240, 2415, 2576, 2605, 2760, 3126, 3220, 3360, 3647, 3680, 3864, 4168, 4416, 4830, 5152, 5210, 5520, 6252, 6440, 6720, 7294, 7360, 7728, 7815, 8336, 9660, 10304, 10420, 10941, 11040, 11983, 12504, 12880, 14588, 15456, 15630, 16672, 18235, 19320, 20840, 21882, 22080, 23966, 25008, 25760, 29176, 30912, 31260, 33344, 35949, 36470, 38640, 41680, 43764, 47932, 50016, 51520, 54705, 58352, 59915, 62520, 71898, 72940, 77280, 83360, 83881, 87528, 95864, 100032, 109410, 116704, 119830, 125040, 143796, 145880, 154560, 166720, 167762, 175056, 179745, 191728, 218820, 233408, 239660, 250080, 251643, 287592, 291760, 335524, 350112, 359490, 383456, 419405, 437640, 479320, 500160, 503286, 575184, 583520, 671048, 700224, 718980, 766912, 838810, 875280, 958640, 1006572, 1150368, 1167040, 1258215, 1342096, 1437960, 1677620, 1750560, 1917280, 2013144, 2300736, 2516430, 2684192, 2875920, 3355240, 3501120, 3834560, 4026288, 5032860, 5368384, 5751840, 6710480, 8052576, 10065720, 11503680, 13420960, 16105152, 20131440, 26841920, 40262880, 80525760]

約数ペア:

[(1, 80525760), (2, 40262880), (3, 26841920), (4, 20131440), (5, 16105152), (6, 13420960), (7, 11503680), (8, 10065720), (10, 8052576), (12, 6710480), (14, 5751840), (15, 5368384), (16, 5032860), (20, 4026288), (21, 3834560), (23, 3501120), (24, 3355240), (28, 2875920), (30, 2684192), (32, 2516430), (35, 2300736), (40, 2013144), (42, 1917280), (46, 1750560), (48, 1677620), (56, 1437960), (60, 1342096), (64, 1258215), (69, 1167040), (70, 1150368), (80, 1006572), (84, 958640), (92, 875280), (96, 838810), (105, 766912), (112, 718980), (115, 700224), (120, 671048), (138, 583520), (140, 575184), (160, 503286), (161, 500160), (168, 479320), (184, 437640), (192, 419405), (210, 383456), (224, 359490), (230, 350112), (240, 335524), (276, 291760), (280, 287592), (320, 251643), (322, 250080), (336, 239660), (345, 233408), (368, 218820), (420, 191728), (448, 179745), (460, 175056), (480, 167762), (483, 166720), (521, 154560), (552, 145880), (560, 143796), (644, 125040), (672, 119830), (690, 116704), (736, 109410), (805, 100032), (840, 95864), (920, 87528), (960, 83881), (966, 83360), (1042, 77280), (1104, 72940), (1120, 71898), (1288, 62520), (1344, 59915), (1380, 58352), (1472, 54705), (1563, 51520), (1610, 50016), (1680, 47932), (1840, 43764), (1932, 41680), (2084, 38640), (2208, 36470), (2240, 35949), (2415, 33344), (2576, 31260), (2605, 30912), (2760, 29176), (3126, 25760), (3220, 25008), (3360, 23966), (3647, 22080), (3680, 21882), (3864, 20840), (4168, 19320), (4416, 18235), (4830, 16672), (5152, 15630), (5210, 15456), (5520, 14588), (6252, 12880), (6440, 12504), (6720, 11983), (7294, 11040), (7360, 10941), (7728, 10420), (7815, 10304), (8336, 9660)]