204100800

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:547

約数の個数: 168

約数和(自身を含む): 677856912

約数和(自身を除く): 473756112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 101, 120, 150, 160, 192, 200, 202, 240, 300, 303, 320, 400, 404, 421, 480, 505, 600, 606, 800, 808, 842, 960, 1010, 1200, 1212, 1263, 1515, 1600, 1616, 1684, 2020, 2105, 2400, 2424, 2525, 2526, 3030, 3232, 3368, 4040, 4210, 4800, 4848, 5050, 5052, 6060, 6315, 6464, 6736, 7575, 8080, 8420, 9696, 10100, 10104, 10525, 12120, 12630, 13472, 15150, 16160, 16840, 19392, 20200, 20208, 21050, 24240, 25260, 26944, 30300, 31575, 32320, 33680, 40400, 40416, 42100, 42521, 48480, 50520, 60600, 63150, 67360, 80800, 80832, 84200, 85042, 96960, 101040, 121200, 126300, 127563, 134720, 161600, 168400, 170084, 202080, 212605, 242400, 252600, 255126, 336800, 340168, 404160, 425210, 484800, 505200, 510252, 637815, 673600, 680336, 850420, 1010400, 1020504, 1063025, 1275630, 1360672, 1700840, 2020800, 2041008, 2126050, 2551260, 2721344, 3189075, 3401680, 4082016, 4252100, 5102520, 6378150, 6803360, 8164032, 8504200, 10205040, 12756300, 13606720, 17008400, 20410080, 25512600, 34016800, 40820160, 51025200, 68033600, 102050400, 204100800]

約数ペア:

[(1, 204100800), (2, 102050400), (3, 68033600), (4, 51025200), (5, 40820160), (6, 34016800), (8, 25512600), (10, 20410080), (12, 17008400), (15, 13606720), (16, 12756300), (20, 10205040), (24, 8504200), (25, 8164032), (30, 6803360), (32, 6378150), (40, 5102520), (48, 4252100), (50, 4082016), (60, 3401680), (64, 3189075), (75, 2721344), (80, 2551260), (96, 2126050), (100, 2041008), (101, 2020800), (120, 1700840), (150, 1360672), (160, 1275630), (192, 1063025), (200, 1020504), (202, 1010400), (240, 850420), (300, 680336), (303, 673600), (320, 637815), (400, 510252), (404, 505200), (421, 484800), (480, 425210), (505, 404160), (600, 340168), (606, 336800), (800, 255126), (808, 252600), (842, 242400), (960, 212605), (1010, 202080), (1200, 170084), (1212, 168400), (1263, 161600), (1515, 134720), (1600, 127563), (1616, 126300), (1684, 121200), (2020, 101040), (2105, 96960), (2400, 85042), (2424, 84200), (2525, 80832), (2526, 80800), (3030, 67360), (3232, 63150), (3368, 60600), (4040, 50520), (4210, 48480), (4800, 42521), (4848, 42100), (5050, 40416), (5052, 40400), (6060, 33680), (6315, 32320), (6464, 31575), (6736, 30300), (7575, 26944), (8080, 25260), (8420, 24240), (9696, 21050), (10100, 20208), (10104, 20200), (10525, 19392), (12120, 16840), (12630, 16160), (13472, 15150)]