245353500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{7789}}^1$

素因数の和:7821

約数の個数: 144

約数和(自身を含む): 884694720

約数和(自身を除く): 639341220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 630, 700, 750, 875, 900, 1050, 1125, 1260, 1500, 1575, 1750, 2100, 2250, 2625, 3150, 3500, 4500, 5250, 6300, 7789, 7875, 10500, 15578, 15750, 23367, 31156, 31500, 38945, 46734, 54523, 70101, 77890, 93468, 109046, 116835, 140202, 155780, 163569, 194725, 218092, 233670, 272615, 280404, 327138, 350505, 389450, 467340, 490707, 545230, 584175, 654276, 701010, 778900, 817845, 973625, 981414, 1090460, 1168350, 1363075, 1402020, 1635690, 1752525, 1947250, 1962828, 2336700, 2453535, 2726150, 2920875, 3271380, 3505050, 3894500, 4089225, 4907070, 5452300, 5841750, 6815375, 7010100, 8178450, 8762625, 9814140, 11683500, 12267675, 13630750, 16356900, 17525250, 20446125, 24535350, 27261500, 35050500, 40892250, 49070700, 61338375, 81784500, 122676750, 245353500]

約数ペア:

[(1, 245353500), (2, 122676750), (3, 81784500), (4, 61338375), (5, 49070700), (6, 40892250), (7, 35050500), (9, 27261500), (10, 24535350), (12, 20446125), (14, 17525250), (15, 16356900), (18, 13630750), (20, 12267675), (21, 11683500), (25, 9814140), (28, 8762625), (30, 8178450), (35, 7010100), (36, 6815375), (42, 5841750), (45, 5452300), (50, 4907070), (60, 4089225), (63, 3894500), (70, 3505050), (75, 3271380), (84, 2920875), (90, 2726150), (100, 2453535), (105, 2336700), (125, 1962828), (126, 1947250), (140, 1752525), (150, 1635690), (175, 1402020), (180, 1363075), (210, 1168350), (225, 1090460), (250, 981414), (252, 973625), (300, 817845), (315, 778900), (350, 701010), (375, 654276), (420, 584175), (450, 545230), (500, 490707), (525, 467340), (630, 389450), (700, 350505), (750, 327138), (875, 280404), (900, 272615), (1050, 233670), (1125, 218092), (1260, 194725), (1500, 163569), (1575, 155780), (1750, 140202), (2100, 116835), (2250, 109046), (2625, 93468), (3150, 77890), (3500, 70101), (4500, 54523), (5250, 46734), (6300, 38945), (7789, 31500), (7875, 31156), (10500, 23367), (15578, 15750)]