77881320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:376

約数の個数: 192

約数和(自身を含む): 281024640

約数和(自身を除く): 203143320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 71, 72, 88, 90, 99, 110, 120, 132, 142, 165, 180, 198, 213, 220, 264, 277, 284, 330, 355, 360, 396, 426, 440, 495, 554, 568, 639, 660, 710, 781, 792, 831, 852, 990, 1065, 1108, 1278, 1320, 1385, 1420, 1562, 1662, 1704, 1980, 2130, 2216, 2343, 2493, 2556, 2770, 2840, 3047, 3124, 3195, 3324, 3905, 3960, 4155, 4260, 4686, 4986, 5112, 5540, 6094, 6248, 6390, 6648, 7029, 7810, 8310, 8520, 9141, 9372, 9972, 11080, 11715, 12188, 12465, 12780, 14058, 15235, 15620, 16620, 18282, 18744, 19667, 19944, 23430, 24376, 24930, 25560, 27423, 28116, 30470, 31240, 33240, 35145, 36564, 39334, 45705, 46860, 49860, 54846, 56232, 59001, 60940, 70290, 73128, 78668, 91410, 93720, 98335, 99720, 109692, 118002, 121880, 137115, 140580, 157336, 177003, 182820, 196670, 216337, 219384, 236004, 274230, 281160, 295005, 354006, 365640, 393340, 432674, 472008, 548460, 590010, 649011, 708012, 786680, 865348, 885015, 1081685, 1096920, 1180020, 1298022, 1416024, 1730696, 1770030, 1947033, 2163370, 2360040, 2596044, 3245055, 3540060, 3894066, 4326740, 5192088, 6490110, 7080120, 7788132, 8653480, 9735165, 12980220, 15576264, 19470330, 25960440, 38940660, 77881320]

約数ペア:

[(1, 77881320), (2, 38940660), (3, 25960440), (4, 19470330), (5, 15576264), (6, 12980220), (8, 9735165), (9, 8653480), (10, 7788132), (11, 7080120), (12, 6490110), (15, 5192088), (18, 4326740), (20, 3894066), (22, 3540060), (24, 3245055), (30, 2596044), (33, 2360040), (36, 2163370), (40, 1947033), (44, 1770030), (45, 1730696), (55, 1416024), (60, 1298022), (66, 1180020), (71, 1096920), (72, 1081685), (88, 885015), (90, 865348), (99, 786680), (110, 708012), (120, 649011), (132, 590010), (142, 548460), (165, 472008), (180, 432674), (198, 393340), (213, 365640), (220, 354006), (264, 295005), (277, 281160), (284, 274230), (330, 236004), (355, 219384), (360, 216337), (396, 196670), (426, 182820), (440, 177003), (495, 157336), (554, 140580), (568, 137115), (639, 121880), (660, 118002), (710, 109692), (781, 99720), (792, 98335), (831, 93720), (852, 91410), (990, 78668), (1065, 73128), (1108, 70290), (1278, 60940), (1320, 59001), (1385, 56232), (1420, 54846), (1562, 49860), (1662, 46860), (1704, 45705), (1980, 39334), (2130, 36564), (2216, 35145), (2343, 33240), (2493, 31240), (2556, 30470), (2770, 28116), (2840, 27423), (3047, 25560), (3124, 24930), (3195, 24376), (3324, 23430), (3905, 19944), (3960, 19667), (4155, 18744), (4260, 18282), (4686, 16620), (4986, 15620), (5112, 15235), (5540, 14058), (6094, 12780), (6248, 12465), (6390, 12188), (6648, 11715), (7029, 11080), (7810, 9972), (8310, 9372), (8520, 9141)]