30880440

素因数分解:

$2^3\times 3^7\times 5^1\times {\mathrm{353}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 104500800

約数和(自身を除く): 73620360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 353, 360, 405, 486, 540, 648, 706, 729, 810, 972, 1059, 1080, 1215, 1412, 1458, 1620, 1765, 1944, 2118, 2187, 2430, 2824, 2916, 3177, 3240, 3530, 3645, 4236, 4374, 4860, 5295, 5832, 6354, 7060, 7290, 8472, 8748, 9531, 9720, 10590, 10935, 12708, 14120, 14580, 15885, 17496, 19062, 21180, 21870, 25416, 28593, 29160, 31770, 38124, 42360, 43740, 47655, 57186, 63540, 76248, 85779, 87480, 95310, 114372, 127080, 142965, 171558, 190620, 228744, 257337, 285930, 343116, 381240, 428895, 514674, 571860, 686232, 772011, 857790, 1029348, 1143720, 1286685, 1544022, 1715580, 2058696, 2573370, 3088044, 3431160, 3860055, 5146740, 6176088, 7720110, 10293480, 15440220, 30880440]

約数ペア:

[(1, 30880440), (2, 15440220), (3, 10293480), (4, 7720110), (5, 6176088), (6, 5146740), (8, 3860055), (9, 3431160), (10, 3088044), (12, 2573370), (15, 2058696), (18, 1715580), (20, 1544022), (24, 1286685), (27, 1143720), (30, 1029348), (36, 857790), (40, 772011), (45, 686232), (54, 571860), (60, 514674), (72, 428895), (81, 381240), (90, 343116), (108, 285930), (120, 257337), (135, 228744), (162, 190620), (180, 171558), (216, 142965), (243, 127080), (270, 114372), (324, 95310), (353, 87480), (360, 85779), (405, 76248), (486, 63540), (540, 57186), (648, 47655), (706, 43740), (729, 42360), (810, 38124), (972, 31770), (1059, 29160), (1080, 28593), (1215, 25416), (1412, 21870), (1458, 21180), (1620, 19062), (1765, 17496), (1944, 15885), (2118, 14580), (2187, 14120), (2430, 12708), (2824, 10935), (2916, 10590), (3177, 9720), (3240, 9531), (3530, 8748), (3645, 8472), (4236, 7290), (4374, 7060), (4860, 6354), (5295, 5832)]