30810640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1544

約数の個数: 80

約数和(自身を含む): 84137472

約数和(自身を除く): 53326832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 1487, 2072, 2590, 2960, 2974, 4144, 5180, 5948, 7435, 10360, 10409, 11896, 14870, 20720, 20818, 23792, 29740, 41636, 52045, 55019, 59480, 83272, 104090, 110038, 118960, 166544, 208180, 220076, 275095, 385133, 416360, 440152, 550190, 770266, 832720, 880304, 1100380, 1540532, 1925665, 2200760, 3081064, 3851330, 4401520, 6162128, 7702660, 15405320, 30810640]

約数ペア:

[(1, 30810640), (2, 15405320), (4, 7702660), (5, 6162128), (7, 4401520), (8, 3851330), (10, 3081064), (14, 2200760), (16, 1925665), (20, 1540532), (28, 1100380), (35, 880304), (37, 832720), (40, 770266), (56, 550190), (70, 440152), (74, 416360), (80, 385133), (112, 275095), (140, 220076), (148, 208180), (185, 166544), (259, 118960), (280, 110038), (296, 104090), (370, 83272), (518, 59480), (560, 55019), (592, 52045), (740, 41636), (1036, 29740), (1295, 23792), (1480, 20818), (1487, 20720), (2072, 14870), (2590, 11896), (2960, 10409), (2974, 10360), (4144, 7435), (5180, 5948)]