315133020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{8887}}^1$

素因数の和:9099

約数の個数: 72

約数和(自身を含む): 960863904

約数和(自身を除く): 645730884

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, 2955, 3546, 3940, 5910, 7092, 8865, 8887, 11820, 17730, 17774, 26661, 35460, 35548, 44435, 53322, 79983, 88870, 106644, 133305, 159966, 177740, 266610, 319932, 399915, 533220, 799830, 1599660, 1750739, 3501478, 5252217, 7002956, 8753695, 10504434, 15756651, 17507390, 21008868, 26261085, 31513302, 35014780, 52522170, 63026604, 78783255, 105044340, 157566510, 315133020]

約数ペア:

[(1, 315133020), (2, 157566510), (3, 105044340), (4, 78783255), (5, 63026604), (6, 52522170), (9, 35014780), (10, 31513302), (12, 26261085), (15, 21008868), (18, 17507390), (20, 15756651), (30, 10504434), (36, 8753695), (45, 7002956), (60, 5252217), (90, 3501478), (180, 1750739), (197, 1599660), (394, 799830), (591, 533220), (788, 399915), (985, 319932), (1182, 266610), (1773, 177740), (1970, 159966), (2364, 133305), (2955, 106644), (3546, 88870), (3940, 79983), (5910, 53322), (7092, 44435), (8865, 35548), (8887, 35460), (11820, 26661), (17730, 17774)]