81861552

素因数分解:

$2^4\times 3^2\times {\mathrm{367}}^1\times {\mathrm{1549}}^1$

素因数の和:1930

約数の個数: 60

約数和(自身を含む): 229871200

約数和(自身を除く): 148009648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 367, 734, 1101, 1468, 1549, 2202, 2936, 3098, 3303, 4404, 4647, 5872, 6196, 6606, 8808, 9294, 12392, 13212, 13941, 17616, 18588, 24784, 26424, 27882, 37176, 52848, 55764, 74352, 111528, 223056, 568483, 1136966, 1705449, 2273932, 3410898, 4547864, 5116347, 6821796, 9095728, 10232694, 13643592, 20465388, 27287184, 40930776, 81861552]

約数ペア:

[(1, 81861552), (2, 40930776), (3, 27287184), (4, 20465388), (6, 13643592), (8, 10232694), (9, 9095728), (12, 6821796), (16, 5116347), (18, 4547864), (24, 3410898), (36, 2273932), (48, 1705449), (72, 1136966), (144, 568483), (367, 223056), (734, 111528), (1101, 74352), (1468, 55764), (1549, 52848), (2202, 37176), (2936, 27882), (3098, 26424), (3303, 24784), (4404, 18588), (4647, 17616), (5872, 13941), (6196, 13212), (6606, 12392), (8808, 9294)]