80394480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111659}}^1$

素因数の和:111678

約数の個数: 60

約数和(自身を含む): 269993880

約数和(自身を除く): 189599400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 111659, 223318, 334977, 446636, 558295, 669954, 893272, 1004931, 1116590, 1339908, 1674885, 1786544, 2009862, 2233180, 2679816, 3349770, 4019724, 4466360, 5024655, 5359632, 6699540, 8039448, 8932720, 10049310, 13399080, 16078896, 20098620, 26798160, 40197240, 80394480]

約数ペア:

[(1, 80394480), (2, 40197240), (3, 26798160), (4, 20098620), (5, 16078896), (6, 13399080), (8, 10049310), (9, 8932720), (10, 8039448), (12, 6699540), (15, 5359632), (16, 5024655), (18, 4466360), (20, 4019724), (24, 3349770), (30, 2679816), (36, 2233180), (40, 2009862), (45, 1786544), (48, 1674885), (60, 1339908), (72, 1116590), (80, 1004931), (90, 893272), (120, 669954), (144, 558295), (180, 446636), (240, 334977), (360, 223318), (720, 111659)]