80765580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 192

約数和(自身を含む): 282240000

約数和(自身を除く): 201474420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 57, 58, 60, 70, 76, 84, 87, 95, 105, 114, 116, 133, 140, 145, 174, 190, 203, 210, 228, 266, 285, 290, 348, 349, 380, 399, 406, 420, 435, 532, 551, 570, 580, 609, 665, 698, 798, 812, 870, 1015, 1047, 1102, 1140, 1218, 1330, 1396, 1596, 1653, 1740, 1745, 1995, 2030, 2094, 2204, 2436, 2443, 2660, 2755, 3045, 3306, 3490, 3857, 3990, 4060, 4188, 4886, 5235, 5510, 6090, 6612, 6631, 6980, 7329, 7714, 7980, 8265, 9772, 10121, 10470, 11020, 11571, 12180, 12215, 13262, 14658, 15428, 16530, 19285, 19893, 20242, 20940, 23142, 24430, 26524, 29316, 30363, 33060, 33155, 36645, 38570, 39786, 40484, 46284, 46417, 48860, 50605, 57855, 60726, 66310, 70847, 73290, 77140, 79572, 92834, 99465, 101210, 115710, 121452, 132620, 139251, 141694, 146580, 151815, 185668, 192299, 198930, 202420, 212541, 231420, 232085, 278502, 283388, 303630, 354235, 384598, 397860, 425082, 464170, 557004, 576897, 607260, 696255, 708470, 769196, 850164, 928340, 961495, 1062705, 1153794, 1346093, 1392510, 1416940, 1922990, 2125410, 2307588, 2692186, 2785020, 2884485, 3845980, 4038279, 4250820, 5384372, 5768970, 6730465, 8076558, 11537940, 13460930, 16153116, 20191395, 26921860, 40382790, 80765580]

約数ペア:

[(1, 80765580), (2, 40382790), (3, 26921860), (4, 20191395), (5, 16153116), (6, 13460930), (7, 11537940), (10, 8076558), (12, 6730465), (14, 5768970), (15, 5384372), (19, 4250820), (20, 4038279), (21, 3845980), (28, 2884485), (29, 2785020), (30, 2692186), (35, 2307588), (38, 2125410), (42, 1922990), (57, 1416940), (58, 1392510), (60, 1346093), (70, 1153794), (76, 1062705), (84, 961495), (87, 928340), (95, 850164), (105, 769196), (114, 708470), (116, 696255), (133, 607260), (140, 576897), (145, 557004), (174, 464170), (190, 425082), (203, 397860), (210, 384598), (228, 354235), (266, 303630), (285, 283388), (290, 278502), (348, 232085), (349, 231420), (380, 212541), (399, 202420), (406, 198930), (420, 192299), (435, 185668), (532, 151815), (551, 146580), (570, 141694), (580, 139251), (609, 132620), (665, 121452), (698, 115710), (798, 101210), (812, 99465), (870, 92834), (1015, 79572), (1047, 77140), (1102, 73290), (1140, 70847), (1218, 66310), (1330, 60726), (1396, 57855), (1596, 50605), (1653, 48860), (1740, 46417), (1745, 46284), (1995, 40484), (2030, 39786), (2094, 38570), (2204, 36645), (2436, 33155), (2443, 33060), (2660, 30363), (2755, 29316), (3045, 26524), (3306, 24430), (3490, 23142), (3857, 20940), (3990, 20242), (4060, 19893), (4188, 19285), (4886, 16530), (5235, 15428), (5510, 14658), (6090, 13262), (6612, 12215), (6631, 12180), (6980, 11571), (7329, 11020), (7714, 10470), (7980, 10121), (8265, 9772)]