78579360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:495

約数の個数: 144

約数和(自身を含む): 270486216

約数和(自身を除く): 191906856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 277, 288, 360, 394, 480, 554, 591, 720, 788, 831, 985, 1108, 1182, 1385, 1440, 1576, 1662, 1773, 1970, 2216, 2364, 2493, 2770, 2955, 3152, 3324, 3546, 3940, 4155, 4432, 4728, 4986, 5540, 5910, 6304, 6648, 7092, 7880, 8310, 8864, 8865, 9456, 9972, 11080, 11820, 12465, 13296, 14184, 15760, 16620, 17730, 18912, 19944, 22160, 23640, 24930, 26592, 28368, 31520, 33240, 35460, 39888, 44320, 47280, 49860, 54569, 56736, 66480, 70920, 79776, 94560, 99720, 109138, 132960, 141840, 163707, 199440, 218276, 272845, 283680, 327414, 398880, 436552, 491121, 545690, 654828, 818535, 873104, 982242, 1091380, 1309656, 1637070, 1746208, 1964484, 2182760, 2455605, 2619312, 3274140, 3928968, 4365520, 4911210, 5238624, 6548280, 7857936, 8731040, 9822420, 13096560, 15715872, 19644840, 26193120, 39289680, 78579360]

約数ペア:

[(1, 78579360), (2, 39289680), (3, 26193120), (4, 19644840), (5, 15715872), (6, 13096560), (8, 9822420), (9, 8731040), (10, 7857936), (12, 6548280), (15, 5238624), (16, 4911210), (18, 4365520), (20, 3928968), (24, 3274140), (30, 2619312), (32, 2455605), (36, 2182760), (40, 1964484), (45, 1746208), (48, 1637070), (60, 1309656), (72, 1091380), (80, 982242), (90, 873104), (96, 818535), (120, 654828), (144, 545690), (160, 491121), (180, 436552), (197, 398880), (240, 327414), (277, 283680), (288, 272845), (360, 218276), (394, 199440), (480, 163707), (554, 141840), (591, 132960), (720, 109138), (788, 99720), (831, 94560), (985, 79776), (1108, 70920), (1182, 66480), (1385, 56736), (1440, 54569), (1576, 49860), (1662, 47280), (1773, 44320), (1970, 39888), (2216, 35460), (2364, 33240), (2493, 31520), (2770, 28368), (2955, 26592), (3152, 24930), (3324, 23640), (3546, 22160), (3940, 19944), (4155, 18912), (4432, 17730), (4728, 16620), (4986, 15760), (5540, 14184), (5910, 13296), (6304, 12465), (6648, 11820), (7092, 11080), (7880, 9972), (8310, 9456), (8864, 8865)]