78009120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 311351040

約数和(自身を除く): 233341920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 71, 72, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 142, 144, 160, 168, 180, 210, 213, 218, 224, 240, 252, 280, 284, 288, 315, 327, 336, 355, 360, 420, 426, 436, 480, 497, 504, 545, 560, 568, 630, 639, 654, 672, 710, 720, 763, 840, 852, 872, 981, 994, 1008, 1065, 1090, 1120, 1136, 1260, 1278, 1308, 1420, 1440, 1491, 1526, 1635, 1680, 1704, 1744, 1962, 1988, 2016, 2130, 2180, 2272, 2289, 2485, 2520, 2556, 2616, 2840, 2982, 3052, 3195, 3270, 3360, 3408, 3488, 3815, 3924, 3976, 4260, 4360, 4473, 4578, 4905, 4970, 5040, 5112, 5232, 5680, 5964, 6104, 6390, 6540, 6816, 6867, 7455, 7630, 7739, 7848, 7952, 8520, 8720, 8946, 9156, 9810, 9940, 10080, 10224, 10464, 11360, 11445, 11928, 12208, 12780, 13080, 13734, 14910, 15260, 15478, 15696, 15904, 17040, 17440, 17892, 18312, 19620, 19880, 20448, 22365, 22890, 23217, 23856, 24416, 25560, 26160, 27468, 29820, 30520, 30956, 31392, 34080, 34335, 35784, 36624, 38695, 39240, 39760, 44730, 45780, 46434, 47712, 51120, 52320, 54173, 54936, 59640, 61040, 61912, 68670, 69651, 71568, 73248, 77390, 78480, 79520, 89460, 91560, 92868, 102240, 108346, 109872, 116085, 119280, 122080, 123824, 137340, 139302, 143136, 154780, 156960, 162519, 178920, 183120, 185736, 216692, 219744, 232170, 238560, 247648, 270865, 274680, 278604, 309560, 325038, 348255, 357840, 366240, 371472, 433384, 464340, 487557, 541730, 549360, 557208, 619120, 650076, 696510, 715680, 742944, 812595, 866768, 928680, 975114, 1083460, 1098720, 1114416, 1238240, 1300152, 1393020, 1625190, 1733536, 1857360, 1950228, 2166920, 2228832, 2437785, 2600304, 2786040, 3250380, 3714720, 3900456, 4333840, 4875570, 5200608, 5572080, 6500760, 7800912, 8667680, 9751140, 11144160, 13001520, 15601824, 19502280, 26003040, 39004560, 78009120]

約数ペア:

[(1, 78009120), (2, 39004560), (3, 26003040), (4, 19502280), (5, 15601824), (6, 13001520), (7, 11144160), (8, 9751140), (9, 8667680), (10, 7800912), (12, 6500760), (14, 5572080), (15, 5200608), (16, 4875570), (18, 4333840), (20, 3900456), (21, 3714720), (24, 3250380), (28, 2786040), (30, 2600304), (32, 2437785), (35, 2228832), (36, 2166920), (40, 1950228), (42, 1857360), (45, 1733536), (48, 1625190), (56, 1393020), (60, 1300152), (63, 1238240), (70, 1114416), (71, 1098720), (72, 1083460), (80, 975114), (84, 928680), (90, 866768), (96, 812595), (105, 742944), (109, 715680), (112, 696510), (120, 650076), (126, 619120), (140, 557208), (142, 549360), (144, 541730), (160, 487557), (168, 464340), (180, 433384), (210, 371472), (213, 366240), (218, 357840), (224, 348255), (240, 325038), (252, 309560), (280, 278604), (284, 274680), (288, 270865), (315, 247648), (327, 238560), (336, 232170), (355, 219744), (360, 216692), (420, 185736), (426, 183120), (436, 178920), (480, 162519), (497, 156960), (504, 154780), (545, 143136), (560, 139302), (568, 137340), (630, 123824), (639, 122080), (654, 119280), (672, 116085), (710, 109872), (720, 108346), (763, 102240), (840, 92868), (852, 91560), (872, 89460), (981, 79520), (994, 78480), (1008, 77390), (1065, 73248), (1090, 71568), (1120, 69651), (1136, 68670), (1260, 61912), (1278, 61040), (1308, 59640), (1420, 54936), (1440, 54173), (1491, 52320), (1526, 51120), (1635, 47712), (1680, 46434), (1704, 45780), (1744, 44730), (1962, 39760), (1988, 39240), (2016, 38695), (2130, 36624), (2180, 35784), (2272, 34335), (2289, 34080), (2485, 31392), (2520, 30956), (2556, 30520), (2616, 29820), (2840, 27468), (2982, 26160), (3052, 25560), (3195, 24416), (3270, 23856), (3360, 23217), (3408, 22890), (3488, 22365), (3815, 20448), (3924, 19880), (3976, 19620), (4260, 18312), (4360, 17892), (4473, 17440), (4578, 17040), (4905, 15904), (4970, 15696), (5040, 15478), (5112, 15260), (5232, 14910), (5680, 13734), (5964, 13080), (6104, 12780), (6390, 12208), (6540, 11928), (6816, 11445), (6867, 11360), (7455, 10464), (7630, 10224), (7739, 10080), (7848, 9940), (7952, 9810), (8520, 9156), (8720, 8946)]