206875920

素因数分解:

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

素因数の和:4720

約数の個数: 80

約数和(自身を含む): 644815872

約数和(自身を除く): 437939952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3056, 3820, 4513, 4584, 5730, 7640, 9026, 9168, 11460, 13539, 15280, 18052, 22565, 22920, 27078, 36104, 45130, 45840, 54156, 67695, 72208, 90260, 108312, 135390, 180520, 216624, 270780, 361040, 541560, 861983, 1083120, 1723966, 2585949, 3447932, 4309915, 5171898, 6895864, 8619830, 10343796, 12929745, 13791728, 17239660, 20687592, 25859490, 34479320, 41375184, 51718980, 68958640, 103437960, 206875920]

約数ペア:

[(1, 206875920), (2, 103437960), (3, 68958640), (4, 51718980), (5, 41375184), (6, 34479320), (8, 25859490), (10, 20687592), (12, 17239660), (15, 13791728), (16, 12929745), (20, 10343796), (24, 8619830), (30, 6895864), (40, 5171898), (48, 4309915), (60, 3447932), (80, 2585949), (120, 1723966), (191, 1083120), (240, 861983), (382, 541560), (573, 361040), (764, 270780), (955, 216624), (1146, 180520), (1528, 135390), (1910, 108312), (2292, 90260), (2865, 72208), (3056, 67695), (3820, 54156), (4513, 45840), (4584, 45130), (5730, 36104), (7640, 27078), (9026, 22920), (9168, 22565), (11460, 18052), (13539, 15280)]