30520440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4987}}^1$

素因数の和:5021

約数の個数: 96

約数和(自身を含む): 105047280

約数和(自身を除く): 74526840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 4987, 6120, 9974, 14961, 19948, 24935, 29922, 39896, 44883, 49870, 59844, 74805, 84779, 89766, 99740, 119688, 149610, 169558, 179532, 199480, 224415, 254337, 299220, 339116, 359064, 423895, 448830, 508674, 598440, 678232, 763011, 847790, 897660, 1017348, 1271685, 1526022, 1695580, 1795320, 2034696, 2543370, 3052044, 3391160, 3815055, 5086740, 6104088, 7630110, 10173480, 15260220, 30520440]

約数ペア:

[(1, 30520440), (2, 15260220), (3, 10173480), (4, 7630110), (5, 6104088), (6, 5086740), (8, 3815055), (9, 3391160), (10, 3052044), (12, 2543370), (15, 2034696), (17, 1795320), (18, 1695580), (20, 1526022), (24, 1271685), (30, 1017348), (34, 897660), (36, 847790), (40, 763011), (45, 678232), (51, 598440), (60, 508674), (68, 448830), (72, 423895), (85, 359064), (90, 339116), (102, 299220), (120, 254337), (136, 224415), (153, 199480), (170, 179532), (180, 169558), (204, 149610), (255, 119688), (306, 99740), (340, 89766), (360, 84779), (408, 74805), (510, 59844), (612, 49870), (680, 44883), (765, 39896), (1020, 29922), (1224, 24935), (1530, 19948), (2040, 14961), (3060, 9974), (4987, 6120)]