30821520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{769}}^1$

素因数の和:952

約数の個数: 80

約数和(自身を含む): 96243840

約数和(自身を除く): 65422320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 167, 240, 334, 501, 668, 769, 835, 1002, 1336, 1538, 1670, 2004, 2307, 2505, 2672, 3076, 3340, 3845, 4008, 4614, 5010, 6152, 6680, 7690, 8016, 9228, 10020, 11535, 12304, 13360, 15380, 18456, 20040, 23070, 30760, 36912, 40080, 46140, 61520, 92280, 128423, 184560, 256846, 385269, 513692, 642115, 770538, 1027384, 1284230, 1541076, 1926345, 2054768, 2568460, 3082152, 3852690, 5136920, 6164304, 7705380, 10273840, 15410760, 30821520]

約数ペア:

[(1, 30821520), (2, 15410760), (3, 10273840), (4, 7705380), (5, 6164304), (6, 5136920), (8, 3852690), (10, 3082152), (12, 2568460), (15, 2054768), (16, 1926345), (20, 1541076), (24, 1284230), (30, 1027384), (40, 770538), (48, 642115), (60, 513692), (80, 385269), (120, 256846), (167, 184560), (240, 128423), (334, 92280), (501, 61520), (668, 46140), (769, 40080), (835, 36912), (1002, 30760), (1336, 23070), (1538, 20040), (1670, 18456), (2004, 15380), (2307, 13360), (2505, 12304), (2672, 11535), (3076, 10020), (3340, 9228), (3845, 8016), (4008, 7690), (4614, 6680), (5010, 6152)]