80787240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 256

約数和(自身を含む): 294912000

約数和(自身を除く): 214124760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 127, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 254, 270, 279, 285, 310, 342, 360, 372, 380, 381, 456, 465, 508, 513, 540, 558, 570, 589, 620, 635, 684, 744, 760, 762, 837, 855, 930, 1016, 1026, 1080, 1116, 1140, 1143, 1178, 1240, 1270, 1368, 1395, 1524, 1674, 1710, 1767, 1860, 1905, 2052, 2232, 2280, 2286, 2356, 2413, 2540, 2565, 2790, 2945, 3048, 3348, 3420, 3429, 3534, 3720, 3810, 3937, 4104, 4185, 4572, 4712, 4826, 5080, 5130, 5301, 5580, 5715, 5890, 6696, 6840, 6858, 7068, 7239, 7620, 7874, 8370, 8835, 9144, 9652, 10260, 10602, 11160, 11430, 11780, 11811, 12065, 13716, 14136, 14478, 15240, 15748, 15903, 16740, 17145, 17670, 19304, 19685, 20520, 21204, 21717, 22860, 23560, 23622, 24130, 26505, 27432, 28956, 31496, 31806, 33480, 34290, 35340, 35433, 36195, 39370, 42408, 43434, 45720, 47244, 48260, 53010, 57912, 59055, 63612, 65151, 68580, 70680, 70866, 72390, 74803, 78740, 79515, 86868, 94488, 96520, 106020, 106299, 108585, 118110, 127224, 130302, 137160, 141732, 144780, 149606, 157480, 159030, 173736, 177165, 212040, 212598, 217170, 224409, 236220, 260604, 283464, 289560, 299212, 318060, 325755, 354330, 374015, 425196, 434340, 448818, 472440, 521208, 531495, 598424, 636120, 651510, 673227, 708660, 748030, 850392, 868680, 897636, 1062990, 1122045, 1303020, 1346454, 1417320, 1496060, 1795272, 2019681, 2125980, 2244090, 2606040, 2692908, 2992120, 3366135, 4039362, 4251960, 4488180, 5385816, 6732270, 8078724, 8976360, 10098405, 13464540, 16157448, 20196810, 26929080, 40393620, 80787240]

約数ペア:

[(1, 80787240), (2, 40393620), (3, 26929080), (4, 20196810), (5, 16157448), (6, 13464540), (8, 10098405), (9, 8976360), (10, 8078724), (12, 6732270), (15, 5385816), (18, 4488180), (19, 4251960), (20, 4039362), (24, 3366135), (27, 2992120), (30, 2692908), (31, 2606040), (36, 2244090), (38, 2125980), (40, 2019681), (45, 1795272), (54, 1496060), (57, 1417320), (60, 1346454), (62, 1303020), (72, 1122045), (76, 1062990), (90, 897636), (93, 868680), (95, 850392), (108, 748030), (114, 708660), (120, 673227), (124, 651510), (127, 636120), (135, 598424), (152, 531495), (155, 521208), (171, 472440), (180, 448818), (186, 434340), (190, 425196), (216, 374015), (228, 354330), (248, 325755), (254, 318060), (270, 299212), (279, 289560), (285, 283464), (310, 260604), (342, 236220), (360, 224409), (372, 217170), (380, 212598), (381, 212040), (456, 177165), (465, 173736), (508, 159030), (513, 157480), (540, 149606), (558, 144780), (570, 141732), (589, 137160), (620, 130302), (635, 127224), (684, 118110), (744, 108585), (760, 106299), (762, 106020), (837, 96520), (855, 94488), (930, 86868), (1016, 79515), (1026, 78740), (1080, 74803), (1116, 72390), (1140, 70866), (1143, 70680), (1178, 68580), (1240, 65151), (1270, 63612), (1368, 59055), (1395, 57912), (1524, 53010), (1674, 48260), (1710, 47244), (1767, 45720), (1860, 43434), (1905, 42408), (2052, 39370), (2232, 36195), (2280, 35433), (2286, 35340), (2356, 34290), (2413, 33480), (2540, 31806), (2565, 31496), (2790, 28956), (2945, 27432), (3048, 26505), (3348, 24130), (3420, 23622), (3429, 23560), (3534, 22860), (3720, 21717), (3810, 21204), (3937, 20520), (4104, 19685), (4185, 19304), (4572, 17670), (4712, 17145), (4826, 16740), (5080, 15903), (5130, 15748), (5301, 15240), (5580, 14478), (5715, 14136), (5890, 13716), (6696, 12065), (6840, 11811), (6858, 11780), (7068, 11430), (7239, 11160), (7620, 10602), (7874, 10260), (8370, 9652), (8835, 9144)]