221157440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{98731}}^1$

素因数の和:98755

約数の個数: 56

約数和(自身を含む): 601870272

約数和(自身を除く): 380712832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 98731, 197462, 394924, 493655, 691117, 789848, 987310, 1382234, 1579696, 1974620, 2764468, 3159392, 3455585, 3949240, 5528936, 6318784, 6911170, 7898480, 11057872, 13822340, 15796960, 22115744, 27644680, 31593920, 44231488, 55289360, 110578720, 221157440]

約数ペア:

[(1, 221157440), (2, 110578720), (4, 55289360), (5, 44231488), (7, 31593920), (8, 27644680), (10, 22115744), (14, 15796960), (16, 13822340), (20, 11057872), (28, 7898480), (32, 6911170), (35, 6318784), (40, 5528936), (56, 3949240), (64, 3455585), (70, 3159392), (80, 2764468), (112, 1974620), (140, 1579696), (160, 1382234), (224, 987310), (280, 789848), (320, 691117), (448, 493655), (560, 394924), (1120, 197462), (2240, 98731)]