255417840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{118249}}^1$

素因数の和:118271

約数の個数: 80

約数和(自身を含む): 879780000

約数和(自身を除く): 624362160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 118249, 236498, 354747, 472996, 591245, 709494, 945992, 1064241, 1182490, 1418988, 1773735, 1891984, 2128482, 2364980, 2837976, 3192723, 3547470, 4256964, 4729960, 5321205, 5675952, 6385446, 7094940, 8513928, 9459920, 10642410, 12770892, 14189880, 15963615, 17027856, 21284820, 25541784, 28379760, 31927230, 42569640, 51083568, 63854460, 85139280, 127708920, 255417840]

約数ペア:

[(1, 255417840), (2, 127708920), (3, 85139280), (4, 63854460), (5, 51083568), (6, 42569640), (8, 31927230), (9, 28379760), (10, 25541784), (12, 21284820), (15, 17027856), (16, 15963615), (18, 14189880), (20, 12770892), (24, 10642410), (27, 9459920), (30, 8513928), (36, 7094940), (40, 6385446), (45, 5675952), (48, 5321205), (54, 4729960), (60, 4256964), (72, 3547470), (80, 3192723), (90, 2837976), (108, 2364980), (120, 2128482), (135, 1891984), (144, 1773735), (180, 1418988), (216, 1182490), (240, 1064241), (270, 945992), (360, 709494), (432, 591245), (540, 472996), (720, 354747), (1080, 236498), (2160, 118249)]