100600020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2837}}^1$

素因数の和:3049

約数の個数: 72

約数和(自身を含む): 306810504

約数和(自身を除く): 206210484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2837, 2955, 3546, 3940, 5674, 5910, 7092, 8511, 8865, 11348, 11820, 14185, 17022, 17730, 25533, 28370, 34044, 35460, 42555, 51066, 56740, 85110, 102132, 127665, 170220, 255330, 510660, 558889, 1117778, 1676667, 2235556, 2794445, 3353334, 5030001, 5588890, 6706668, 8383335, 10060002, 11177780, 16766670, 20120004, 25150005, 33533340, 50300010, 100600020]

約数ペア:

[(1, 100600020), (2, 50300010), (3, 33533340), (4, 25150005), (5, 20120004), (6, 16766670), (9, 11177780), (10, 10060002), (12, 8383335), (15, 6706668), (18, 5588890), (20, 5030001), (30, 3353334), (36, 2794445), (45, 2235556), (60, 1676667), (90, 1117778), (180, 558889), (197, 510660), (394, 255330), (591, 170220), (788, 127665), (985, 102132), (1182, 85110), (1773, 56740), (1970, 51066), (2364, 42555), (2837, 35460), (2955, 34044), (3546, 28370), (3940, 25533), (5674, 17730), (5910, 17022), (7092, 14185), (8511, 11820), (8865, 11348)]