105420420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{167}}^2$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 377086080

約数和(自身を除く): 271665660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 167, 180, 189, 210, 252, 270, 315, 334, 378, 420, 501, 540, 630, 668, 756, 835, 945, 1002, 1169, 1260, 1503, 1670, 1890, 2004, 2338, 2505, 3006, 3340, 3507, 3780, 4509, 4676, 5010, 5845, 6012, 7014, 7515, 9018, 10020, 10521, 11690, 14028, 15030, 17535, 18036, 21042, 22545, 23380, 27889, 30060, 31563, 35070, 42084, 45090, 52605, 55778, 63126, 70140, 83667, 90180, 105210, 111556, 126252, 139445, 157815, 167334, 195223, 210420, 251001, 278890, 315630, 334668, 390446, 418335, 502002, 557780, 585669, 631260, 753003, 780892, 836670, 976115, 1004004, 1171338, 1255005, 1506006, 1673340, 1757007, 1952230, 2342676, 2510010, 2928345, 3012012, 3514014, 3765015, 3904460, 5020020, 5271021, 5856690, 7028028, 7530030, 8785035, 10542042, 11713380, 15060060, 17570070, 21084084, 26355105, 35140140, 52710210, 105420420]

約数ペア:

[(1, 105420420), (2, 52710210), (3, 35140140), (4, 26355105), (5, 21084084), (6, 17570070), (7, 15060060), (9, 11713380), (10, 10542042), (12, 8785035), (14, 7530030), (15, 7028028), (18, 5856690), (20, 5271021), (21, 5020020), (27, 3904460), (28, 3765015), (30, 3514014), (35, 3012012), (36, 2928345), (42, 2510010), (45, 2342676), (54, 1952230), (60, 1757007), (63, 1673340), (70, 1506006), (84, 1255005), (90, 1171338), (105, 1004004), (108, 976115), (126, 836670), (135, 780892), (140, 753003), (167, 631260), (180, 585669), (189, 557780), (210, 502002), (252, 418335), (270, 390446), (315, 334668), (334, 315630), (378, 278890), (420, 251001), (501, 210420), (540, 195223), (630, 167334), (668, 157815), (756, 139445), (835, 126252), (945, 111556), (1002, 105210), (1169, 90180), (1260, 83667), (1503, 70140), (1670, 63126), (1890, 55778), (2004, 52605), (2338, 45090), (2505, 42084), (3006, 35070), (3340, 31563), (3507, 30060), (3780, 27889), (4509, 23380), (4676, 22545), (5010, 21042), (5845, 18036), (6012, 17535), (7014, 15030), (7515, 14028), (9018, 11690), (10020, 10521)]