26931030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{499}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 74304000

約数和(自身を除く): 47372970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 257, 499, 514, 771, 998, 1285, 1497, 1542, 1799, 2495, 2570, 2994, 3493, 3598, 3855, 4990, 5397, 6986, 7485, 7710, 8995, 10479, 10794, 14970, 17465, 17990, 20958, 26985, 34930, 52395, 53970, 104790, 128243, 256486, 384729, 641215, 769458, 897701, 1282430, 1795402, 1923645, 2693103, 3847290, 4488505, 5386206, 8977010, 13465515, 26931030]

約数ペア:

[(1, 26931030), (2, 13465515), (3, 8977010), (5, 5386206), (6, 4488505), (7, 3847290), (10, 2693103), (14, 1923645), (15, 1795402), (21, 1282430), (30, 897701), (35, 769458), (42, 641215), (70, 384729), (105, 256486), (210, 128243), (257, 104790), (499, 53970), (514, 52395), (771, 34930), (998, 26985), (1285, 20958), (1497, 17990), (1542, 17465), (1799, 14970), (2495, 10794), (2570, 10479), (2994, 8995), (3493, 7710), (3598, 7485), (3855, 6986), (4990, 5397)]