321336960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23909}}^1$

素因数の和:23938

約数の個数: 128

約数和(自身を含む): 1170633600

約数和(自身を除く): 849296640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 23909, 47818, 71727, 95636, 119545, 143454, 167363, 191272, 239090, 286908, 334726, 358635, 382544, 478180, 502089, 573816, 669452, 717270, 765088, 836815, 956360, 1004178, 1147632, 1338904, 1434540, 1530176, 1673630, 1912720, 2008356, 2295264, 2510445, 2677808, 2869080, 3060352, 3347260, 3825440, 4016712, 4590528, 5020890, 5355616, 5738160, 6694520, 7650880, 8033424, 9181056, 10041780, 10711232, 11476320, 13389040, 15301760, 16066848, 20083560, 21422464, 22952640, 26778080, 32133696, 40167120, 45905280, 53556160, 64267392, 80334240, 107112320, 160668480, 321336960]

約数ペア:

[(1, 321336960), (2, 160668480), (3, 107112320), (4, 80334240), (5, 64267392), (6, 53556160), (7, 45905280), (8, 40167120), (10, 32133696), (12, 26778080), (14, 22952640), (15, 21422464), (16, 20083560), (20, 16066848), (21, 15301760), (24, 13389040), (28, 11476320), (30, 10711232), (32, 10041780), (35, 9181056), (40, 8033424), (42, 7650880), (48, 6694520), (56, 5738160), (60, 5355616), (64, 5020890), (70, 4590528), (80, 4016712), (84, 3825440), (96, 3347260), (105, 3060352), (112, 2869080), (120, 2677808), (128, 2510445), (140, 2295264), (160, 2008356), (168, 1912720), (192, 1673630), (210, 1530176), (224, 1434540), (240, 1338904), (280, 1147632), (320, 1004178), (336, 956360), (384, 836815), (420, 765088), (448, 717270), (480, 669452), (560, 573816), (640, 502089), (672, 478180), (840, 382544), (896, 358635), (960, 334726), (1120, 286908), (1344, 239090), (1680, 191272), (1920, 167363), (2240, 143454), (2688, 119545), (3360, 95636), (4480, 71727), (6720, 47818), (13440, 23909)]