308303920

素因数分解:

$2^4\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{3061}}^1$

素因数の和:4333

約数の個数: 40

約数和(自身を含む): 717610320

約数和(自身を除く): 409306400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1259, 2518, 3061, 5036, 6122, 6295, 10072, 12244, 12590, 15305, 20144, 24488, 25180, 30610, 48976, 50360, 61220, 100720, 122440, 244880, 3853799, 7707598, 15415196, 19268995, 30830392, 38537990, 61660784, 77075980, 154151960, 308303920]

約数ペア:

[(1, 308303920), (2, 154151960), (4, 77075980), (5, 61660784), (8, 38537990), (10, 30830392), (16, 19268995), (20, 15415196), (40, 7707598), (80, 3853799), (1259, 244880), (2518, 122440), (3061, 100720), (5036, 61220), (6122, 50360), (6295, 48976), (10072, 30610), (12244, 25180), (12590, 24488), (15305, 20144)]