30221520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17989}}^1$

素因数の和:18012

約数の個数: 80

約数和(自身を含む): 107076480

約数和(自身を除く): 76854960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 17989, 35978, 53967, 71956, 89945, 107934, 125923, 143912, 179890, 215868, 251846, 269835, 287824, 359780, 377769, 431736, 503692, 539670, 629615, 719560, 755538, 863472, 1007384, 1079340, 1259230, 1439120, 1511076, 1888845, 2014768, 2158680, 2518460, 3022152, 3777690, 4317360, 5036920, 6044304, 7555380, 10073840, 15110760, 30221520]

約数ペア:

[(1, 30221520), (2, 15110760), (3, 10073840), (4, 7555380), (5, 6044304), (6, 5036920), (7, 4317360), (8, 3777690), (10, 3022152), (12, 2518460), (14, 2158680), (15, 2014768), (16, 1888845), (20, 1511076), (21, 1439120), (24, 1259230), (28, 1079340), (30, 1007384), (35, 863472), (40, 755538), (42, 719560), (48, 629615), (56, 539670), (60, 503692), (70, 431736), (80, 377769), (84, 359780), (105, 287824), (112, 269835), (120, 251846), (140, 215868), (168, 179890), (210, 143912), (240, 125923), (280, 107934), (336, 89945), (420, 71956), (560, 53967), (840, 35978), (1680, 17989)]