74384940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{25301}}^1$

素因数の和:25327

約数の個数: 72

約数和(自身を含む): 242291952

約数和(自身を除く): 167907012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 25301, 50602, 75903, 101204, 126505, 151806, 177107, 253010, 303612, 354214, 379515, 506020, 531321, 708428, 759030, 885535, 1062642, 1239749, 1518060, 1771070, 2125284, 2479498, 2656605, 3542140, 3719247, 4958996, 5313210, 6198745, 7438494, 10626420, 12397490, 14876988, 18596235, 24794980, 37192470, 74384940]

約数ペア:

[(1, 74384940), (2, 37192470), (3, 24794980), (4, 18596235), (5, 14876988), (6, 12397490), (7, 10626420), (10, 7438494), (12, 6198745), (14, 5313210), (15, 4958996), (20, 3719247), (21, 3542140), (28, 2656605), (30, 2479498), (35, 2125284), (42, 1771070), (49, 1518060), (60, 1239749), (70, 1062642), (84, 885535), (98, 759030), (105, 708428), (140, 531321), (147, 506020), (196, 379515), (210, 354214), (245, 303612), (294, 253010), (420, 177107), (490, 151806), (588, 126505), (735, 101204), (980, 75903), (1470, 50602), (2940, 25301)]