71882160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42787}}^1$

素因数の和:42810

約数の個数: 80

約数和(自身を含む): 254674176

約数和(自身を除く): 182792016

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, 42787, 85574, 128361, 171148, 213935, 256722, 299509, 342296, 427870, 513444, 599018, 641805, 684592, 855740, 898527, 1026888, 1198036, 1283610, 1497545, 1711480, 1797054, 2053776, 2396072, 2567220, 2995090, 3422960, 3594108, 4492635, 4792144, 5134440, 5990180, 7188216, 8985270, 10268880, 11980360, 14376432, 17970540, 23960720, 35941080, 71882160]

約数ペア:

[(1, 71882160), (2, 35941080), (3, 23960720), (4, 17970540), (5, 14376432), (6, 11980360), (7, 10268880), (8, 8985270), (10, 7188216), (12, 5990180), (14, 5134440), (15, 4792144), (16, 4492635), (20, 3594108), (21, 3422960), (24, 2995090), (28, 2567220), (30, 2396072), (35, 2053776), (40, 1797054), (42, 1711480), (48, 1497545), (56, 1283610), (60, 1198036), (70, 1026888), (80, 898527), (84, 855740), (105, 684592), (112, 641805), (120, 599018), (140, 513444), (168, 427870), (210, 342296), (240, 299509), (280, 256722), (336, 213935), (420, 171148), (560, 128361), (840, 85574), (1680, 42787)]