81893970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10459}}^1$

素因数の和:10504

約数の個数: 64

約数和(自身を含む): 225936000

約数和(自身を除く): 144042030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 3915, 7830, 10459, 20918, 31377, 52295, 62754, 94131, 104590, 156885, 188262, 282393, 303311, 313770, 470655, 564786, 606622, 909933, 941310, 1411965, 1516555, 1819866, 2729799, 2823930, 3033110, 4549665, 5459598, 8189397, 9099330, 13648995, 16378794, 27297990, 40946985, 81893970]

約数ペア:

[(1, 81893970), (2, 40946985), (3, 27297990), (5, 16378794), (6, 13648995), (9, 9099330), (10, 8189397), (15, 5459598), (18, 4549665), (27, 3033110), (29, 2823930), (30, 2729799), (45, 1819866), (54, 1516555), (58, 1411965), (87, 941310), (90, 909933), (135, 606622), (145, 564786), (174, 470655), (261, 313770), (270, 303311), (290, 282393), (435, 188262), (522, 156885), (783, 104590), (870, 94131), (1305, 62754), (1566, 52295), (2610, 31377), (3915, 20918), (7830, 10459)]