81123660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8837}}^1$

素因数の和:8872

約数の個数: 96

約数和(自身を含む): 267261120

約数和(自身を除く): 186137460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 8837, 9180, 17674, 26511, 35348, 44185, 53022, 79533, 88370, 106044, 132555, 150229, 159066, 176740, 238599, 265110, 300458, 318132, 397665, 450687, 477198, 530220, 600916, 751145, 795330, 901374, 954396, 1192995, 1352061, 1502290, 1590660, 1802748, 2253435, 2385990, 2704122, 3004580, 4056183, 4506870, 4771980, 5408244, 6760305, 8112366, 9013740, 13520610, 16224732, 20280915, 27041220, 40561830, 81123660]

約数ペア:

[(1, 81123660), (2, 40561830), (3, 27041220), (4, 20280915), (5, 16224732), (6, 13520610), (9, 9013740), (10, 8112366), (12, 6760305), (15, 5408244), (17, 4771980), (18, 4506870), (20, 4056183), (27, 3004580), (30, 2704122), (34, 2385990), (36, 2253435), (45, 1802748), (51, 1590660), (54, 1502290), (60, 1352061), (68, 1192995), (85, 954396), (90, 901374), (102, 795330), (108, 751145), (135, 600916), (153, 530220), (170, 477198), (180, 450687), (204, 397665), (255, 318132), (270, 300458), (306, 265110), (340, 238599), (459, 176740), (510, 159066), (540, 150229), (612, 132555), (765, 106044), (918, 88370), (1020, 79533), (1530, 53022), (1836, 44185), (2295, 35348), (3060, 26511), (4590, 17674), (8837, 9180)]