447789780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3881}}^1$

素因数の和:4537

約数の個数: 72

約数和(自身を含む): 1360765224

約数和(自身を除く): 912975444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 641, 1282, 1923, 2564, 3205, 3846, 3881, 5769, 6410, 7692, 7762, 9615, 11538, 11643, 12820, 15524, 19230, 19405, 23076, 23286, 28845, 34929, 38460, 38810, 46572, 57690, 58215, 69858, 77620, 115380, 116430, 139716, 174645, 232860, 349290, 698580, 2487721, 4975442, 7463163, 9950884, 12438605, 14926326, 22389489, 24877210, 29852652, 37315815, 44778978, 49754420, 74631630, 89557956, 111947445, 149263260, 223894890, 447789780]

約数ペア:

[(1, 447789780), (2, 223894890), (3, 149263260), (4, 111947445), (5, 89557956), (6, 74631630), (9, 49754420), (10, 44778978), (12, 37315815), (15, 29852652), (18, 24877210), (20, 22389489), (30, 14926326), (36, 12438605), (45, 9950884), (60, 7463163), (90, 4975442), (180, 2487721), (641, 698580), (1282, 349290), (1923, 232860), (2564, 174645), (3205, 139716), (3846, 116430), (3881, 115380), (5769, 77620), (6410, 69858), (7692, 58215), (7762, 57690), (9615, 46572), (11538, 38810), (11643, 38460), (12820, 34929), (15524, 28845), (19230, 23286), (19405, 23076)]