30819540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{971}}^1$

素因数の和:1029

約数の個数: 72

約数和(自身を含む): 90302688

約数和(自身を除く): 59483148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 529, 690, 971, 1058, 1380, 1587, 1942, 2116, 2645, 2913, 3174, 3884, 4855, 5290, 5826, 6348, 7935, 9710, 10580, 11652, 14565, 15870, 19420, 22333, 29130, 31740, 44666, 58260, 66999, 89332, 111665, 133998, 223330, 267996, 334995, 446660, 513659, 669990, 1027318, 1339980, 1540977, 2054636, 2568295, 3081954, 5136590, 6163908, 7704885, 10273180, 15409770, 30819540]

約数ペア:

[(1, 30819540), (2, 15409770), (3, 10273180), (4, 7704885), (5, 6163908), (6, 5136590), (10, 3081954), (12, 2568295), (15, 2054636), (20, 1540977), (23, 1339980), (30, 1027318), (46, 669990), (60, 513659), (69, 446660), (92, 334995), (115, 267996), (138, 223330), (230, 133998), (276, 111665), (345, 89332), (460, 66999), (529, 58260), (690, 44666), (971, 31740), (1058, 29130), (1380, 22333), (1587, 19420), (1942, 15870), (2116, 14565), (2645, 11652), (2913, 10580), (3174, 9710), (3884, 7935), (4855, 6348), (5290, 5826)]