30528720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 103732200

約数和(自身を除く): 73203480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 109, 120, 144, 180, 218, 240, 327, 360, 389, 436, 545, 654, 720, 778, 872, 981, 1090, 1167, 1308, 1556, 1635, 1744, 1945, 1962, 2180, 2334, 2616, 3112, 3270, 3501, 3890, 3924, 4360, 4668, 4905, 5232, 5835, 6224, 6540, 7002, 7780, 7848, 8720, 9336, 9810, 11670, 13080, 14004, 15560, 15696, 17505, 18672, 19620, 23340, 26160, 28008, 31120, 35010, 39240, 42401, 46680, 56016, 70020, 78480, 84802, 93360, 127203, 140040, 169604, 212005, 254406, 280080, 339208, 381609, 424010, 508812, 636015, 678416, 763218, 848020, 1017624, 1272030, 1526436, 1696040, 1908045, 2035248, 2544060, 3052872, 3392080, 3816090, 5088120, 6105744, 7632180, 10176240, 15264360, 30528720]

約数ペア:

[(1, 30528720), (2, 15264360), (3, 10176240), (4, 7632180), (5, 6105744), (6, 5088120), (8, 3816090), (9, 3392080), (10, 3052872), (12, 2544060), (15, 2035248), (16, 1908045), (18, 1696040), (20, 1526436), (24, 1272030), (30, 1017624), (36, 848020), (40, 763218), (45, 678416), (48, 636015), (60, 508812), (72, 424010), (80, 381609), (90, 339208), (109, 280080), (120, 254406), (144, 212005), (180, 169604), (218, 140040), (240, 127203), (327, 93360), (360, 84802), (389, 78480), (436, 70020), (545, 56016), (654, 46680), (720, 42401), (778, 39240), (872, 35010), (981, 31120), (1090, 28008), (1167, 26160), (1308, 23340), (1556, 19620), (1635, 18672), (1744, 17505), (1945, 15696), (1962, 15560), (2180, 14004), (2334, 13080), (2616, 11670), (3112, 9810), (3270, 9336), (3501, 8720), (3890, 7848), (3924, 7780), (4360, 7002), (4668, 6540), (4905, 6224), (5232, 5835)]