620627760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{4513}}^1$

素因数の和:4723

約数の個数: 120

約数和(自身を含む): 2095651584

約数和(自身を除く): 1475023824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 191, 240, 360, 382, 573, 720, 764, 955, 1146, 1528, 1719, 1910, 2292, 2865, 3056, 3438, 3820, 4513, 4584, 5730, 6876, 7640, 8595, 9026, 9168, 11460, 13539, 13752, 15280, 17190, 18052, 22565, 22920, 27078, 27504, 34380, 36104, 40617, 45130, 45840, 54156, 67695, 68760, 72208, 81234, 90260, 108312, 135390, 137520, 162468, 180520, 203085, 216624, 270780, 324936, 361040, 406170, 541560, 649872, 812340, 861983, 1083120, 1624680, 1723966, 2585949, 3249360, 3447932, 4309915, 5171898, 6895864, 7757847, 8619830, 10343796, 12929745, 13791728, 15515694, 17239660, 20687592, 25859490, 31031388, 34479320, 38789235, 41375184, 51718980, 62062776, 68958640, 77578470, 103437960, 124125552, 155156940, 206875920, 310313880, 620627760]

約数ペア:

[(1, 620627760), (2, 310313880), (3, 206875920), (4, 155156940), (5, 124125552), (6, 103437960), (8, 77578470), (9, 68958640), (10, 62062776), (12, 51718980), (15, 41375184), (16, 38789235), (18, 34479320), (20, 31031388), (24, 25859490), (30, 20687592), (36, 17239660), (40, 15515694), (45, 13791728), (48, 12929745), (60, 10343796), (72, 8619830), (80, 7757847), (90, 6895864), (120, 5171898), (144, 4309915), (180, 3447932), (191, 3249360), (240, 2585949), (360, 1723966), (382, 1624680), (573, 1083120), (720, 861983), (764, 812340), (955, 649872), (1146, 541560), (1528, 406170), (1719, 361040), (1910, 324936), (2292, 270780), (2865, 216624), (3056, 203085), (3438, 180520), (3820, 162468), (4513, 137520), (4584, 135390), (5730, 108312), (6876, 90260), (7640, 81234), (8595, 72208), (9026, 68760), (9168, 67695), (11460, 54156), (13539, 45840), (13752, 45130), (15280, 40617), (17190, 36104), (18052, 34380), (22565, 27504), (22920, 27078)]