20778245280

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{369983}}^1$

素因数の和:370020

約数の個数: 192

約数和(自身を含む): 78318213120

約数和(自身を除く): 57539967840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 28080, 56160, 369983, 739966, 1109949, 1479932, 1849915, 2219898, 2959864, 3329847, 3699830, 4439796, 4809779, 5549745, 5919728, 6659694, 7399660, 8879592, 9619558, 9989541, 11099490, 11839456, 13319388, 14429337, 14799320, 16649235, 17759184, 19239116, 19979082, 22198980, 24048895, 26638776, 28858674, 29598640, 33298470, 35518368, 38478232, 39958164, 43288011, 44397960, 48097790, 49947705, 53277552, 57717348, 59197280, 66596940, 72146685, 76956464, 79916328, 86576022, 88795920, 96195580, 99895410, 106555104, 115434696, 129864033, 133193880, 144293370, 153912928, 159832656, 173152044, 177591840, 192391160, 199790820, 216440055, 230869392, 259728066, 266387760, 288586740, 319665312, 346304088, 384782320, 399581640, 432880110, 461738784, 519456132, 532775520, 577173480, 649320165, 692608176, 769564640, 799163280, 865760220, 1038912264, 1154346960, 1298640330, 1385216352, 1598326560, 1731520440, 2077824528, 2308693920, 2597280660, 3463040880, 4155649056, 5194561320, 6926081760, 10389122640, 20778245280]

約数ペア:

[(1, 20778245280), (2, 10389122640), (3, 6926081760), (4, 5194561320), (5, 4155649056), (6, 3463040880), (8, 2597280660), (9, 2308693920), (10, 2077824528), (12, 1731520440), (13, 1598326560), (15, 1385216352), (16, 1298640330), (18, 1154346960), (20, 1038912264), (24, 865760220), (26, 799163280), (27, 769564640), (30, 692608176), (32, 649320165), (36, 577173480), (39, 532775520), (40, 519456132), (45, 461738784), (48, 432880110), (52, 399581640), (54, 384782320), (60, 346304088), (65, 319665312), (72, 288586740), (78, 266387760), (80, 259728066), (90, 230869392), (96, 216440055), (104, 199790820), (108, 192391160), (117, 177591840), (120, 173152044), (130, 159832656), (135, 153912928), (144, 144293370), (156, 133193880), (160, 129864033), (180, 115434696), (195, 106555104), (208, 99895410), (216, 96195580), (234, 88795920), (240, 86576022), (260, 79916328), (270, 76956464), (288, 72146685), (312, 66596940), (351, 59197280), (360, 57717348), (390, 53277552), (416, 49947705), (432, 48097790), (468, 44397960), (480, 43288011), (520, 39958164), (540, 38478232), (585, 35518368), (624, 33298470), (702, 29598640), (720, 28858674), (780, 26638776), (864, 24048895), (936, 22198980), (1040, 19979082), (1080, 19239116), (1170, 17759184), (1248, 16649235), (1404, 14799320), (1440, 14429337), (1560, 13319388), (1755, 11839456), (1872, 11099490), (2080, 9989541), (2160, 9619558), (2340, 8879592), (2808, 7399660), (3120, 6659694), (3510, 5919728), (3744, 5549745), (4320, 4809779), (4680, 4439796), (5616, 3699830), (6240, 3329847), (7020, 2959864), (9360, 2219898), (11232, 1849915), (14040, 1479932), (18720, 1109949), (28080, 739966), (56160, 369983)]