266930720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{238331}}^1$

素因数の和:238353

約数の個数: 48

約数和(自身を含む): 720715968

約数和(自身を除く): 453785248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 238331, 476662, 953324, 1191655, 1668317, 1906648, 2383310, 3336634, 3813296, 4766620, 6673268, 7626592, 8341585, 9533240, 13346536, 16683170, 19066480, 26693072, 33366340, 38132960, 53386144, 66732680, 133465360, 266930720]

約数ペア:

[(1, 266930720), (2, 133465360), (4, 66732680), (5, 53386144), (7, 38132960), (8, 33366340), (10, 26693072), (14, 19066480), (16, 16683170), (20, 13346536), (28, 9533240), (32, 8341585), (35, 7626592), (40, 6673268), (56, 4766620), (70, 3813296), (80, 3336634), (112, 2383310), (140, 1906648), (160, 1668317), (224, 1191655), (280, 953324), (560, 476662), (1120, 238331)]