304053820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{691}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 745491600

約数和(自身を除く): 441437780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 449, 490, 691, 898, 980, 1382, 1796, 2245, 2764, 3143, 3455, 4490, 4837, 6286, 6910, 8980, 9674, 12572, 13820, 15715, 19348, 22001, 24185, 31430, 33859, 44002, 48370, 62860, 67718, 88004, 96740, 110005, 135436, 169295, 220010, 310259, 338590, 440020, 620518, 677180, 1241036, 1551295, 2171813, 3102590, 4343626, 6205180, 8687252, 10859065, 15202691, 21718130, 30405382, 43436260, 60810764, 76013455, 152026910, 304053820]

約数ペア:

[(1, 304053820), (2, 152026910), (4, 76013455), (5, 60810764), (7, 43436260), (10, 30405382), (14, 21718130), (20, 15202691), (28, 10859065), (35, 8687252), (49, 6205180), (70, 4343626), (98, 3102590), (140, 2171813), (196, 1551295), (245, 1241036), (449, 677180), (490, 620518), (691, 440020), (898, 338590), (980, 310259), (1382, 220010), (1796, 169295), (2245, 135436), (2764, 110005), (3143, 96740), (3455, 88004), (4490, 67718), (4837, 62860), (6286, 48370), (6910, 44002), (8980, 33859), (9674, 31430), (12572, 24185), (13820, 22001), (15715, 19348)]