15367240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 40124160

約数和(自身を除く): 24756920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 773, 994, 1420, 1546, 1988, 2485, 2840, 3092, 3865, 3976, 4970, 5411, 6184, 7730, 9940, 10822, 15460, 19880, 21644, 27055, 30920, 43288, 54110, 54883, 108220, 109766, 216440, 219532, 274415, 384181, 439064, 548830, 768362, 1097660, 1536724, 1920905, 2195320, 3073448, 3841810, 7683620, 15367240]

約数ペア:

[(1, 15367240), (2, 7683620), (4, 3841810), (5, 3073448), (7, 2195320), (8, 1920905), (10, 1536724), (14, 1097660), (20, 768362), (28, 548830), (35, 439064), (40, 384181), (56, 274415), (70, 219532), (71, 216440), (140, 109766), (142, 108220), (280, 54883), (284, 54110), (355, 43288), (497, 30920), (568, 27055), (710, 21644), (773, 19880), (994, 15460), (1420, 10822), (1546, 9940), (1988, 7730), (2485, 6184), (2840, 5411), (3092, 4970), (3865, 3976)]