18017520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2029}}^1$

素因数の和:2082

約数の個数: 80

約数和(自身を含む): 57392160

約数和(自身を除く): 39374640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2029, 2220, 2960, 4058, 4440, 6087, 8116, 8880, 10145, 12174, 16232, 20290, 24348, 30435, 32464, 40580, 48696, 60870, 75073, 81160, 97392, 121740, 150146, 162320, 225219, 243480, 300292, 375365, 450438, 486960, 600584, 750730, 900876, 1126095, 1201168, 1501460, 1801752, 2252190, 3002920, 3603504, 4504380, 6005840, 9008760, 18017520]

約数ペア:

[(1, 18017520), (2, 9008760), (3, 6005840), (4, 4504380), (5, 3603504), (6, 3002920), (8, 2252190), (10, 1801752), (12, 1501460), (15, 1201168), (16, 1126095), (20, 900876), (24, 750730), (30, 600584), (37, 486960), (40, 450438), (48, 375365), (60, 300292), (74, 243480), (80, 225219), (111, 162320), (120, 150146), (148, 121740), (185, 97392), (222, 81160), (240, 75073), (296, 60870), (370, 48696), (444, 40580), (555, 32464), (592, 30435), (740, 24348), (888, 20290), (1110, 16232), (1480, 12174), (1776, 10145), (2029, 8880), (2220, 8116), (2960, 6087), (4058, 4440)]