403795280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{431}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 1099215360

約数和(自身を除く): 695420080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 239, 245, 280, 392, 431, 478, 490, 560, 784, 862, 956, 980, 1195, 1673, 1724, 1912, 1960, 2155, 2390, 3017, 3346, 3448, 3824, 3920, 4310, 4780, 6034, 6692, 6896, 8365, 8620, 9560, 11711, 12068, 13384, 15085, 16730, 17240, 19120, 21119, 23422, 24136, 26768, 30170, 33460, 34480, 42238, 46844, 48272, 58555, 60340, 66920, 84476, 93688, 103009, 105595, 117110, 120680, 133840, 168952, 187376, 206018, 211190, 234220, 241360, 337904, 412036, 422380, 468440, 515045, 721063, 824072, 844760, 936880, 1030090, 1442126, 1648144, 1689520, 2060180, 2884252, 3605315, 4120360, 5047441, 5768504, 7210630, 8240720, 10094882, 11537008, 14421260, 20189764, 25237205, 28842520, 40379528, 50474410, 57685040, 80759056, 100948820, 201897640, 403795280]

約数ペア:

[(1, 403795280), (2, 201897640), (4, 100948820), (5, 80759056), (7, 57685040), (8, 50474410), (10, 40379528), (14, 28842520), (16, 25237205), (20, 20189764), (28, 14421260), (35, 11537008), (40, 10094882), (49, 8240720), (56, 7210630), (70, 5768504), (80, 5047441), (98, 4120360), (112, 3605315), (140, 2884252), (196, 2060180), (239, 1689520), (245, 1648144), (280, 1442126), (392, 1030090), (431, 936880), (478, 844760), (490, 824072), (560, 721063), (784, 515045), (862, 468440), (956, 422380), (980, 412036), (1195, 337904), (1673, 241360), (1724, 234220), (1912, 211190), (1960, 206018), (2155, 187376), (2390, 168952), (3017, 133840), (3346, 120680), (3448, 117110), (3824, 105595), (3920, 103009), (4310, 93688), (4780, 84476), (6034, 66920), (6692, 60340), (6896, 58555), (8365, 48272), (8620, 46844), (9560, 42238), (11711, 34480), (12068, 33460), (13384, 30170), (15085, 26768), (16730, 24136), (17240, 23422), (19120, 21119)]