103663420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:923

約数の個数: 72

約数和(自身を含む): 255391920

約数和(自身を除く): 151728500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 490, 556, 695, 761, 973, 980, 1390, 1522, 1946, 2780, 3044, 3805, 3892, 4865, 5327, 6811, 7610, 9730, 10654, 13622, 15220, 19460, 21308, 26635, 27244, 34055, 37289, 53270, 68110, 74578, 105779, 106540, 136220, 149156, 186445, 211558, 372890, 423116, 528895, 740453, 745780, 1057790, 1480906, 2115580, 2961812, 3702265, 5183171, 7404530, 10366342, 14809060, 20732684, 25915855, 51831710, 103663420]

約数ペア:

[(1, 103663420), (2, 51831710), (4, 25915855), (5, 20732684), (7, 14809060), (10, 10366342), (14, 7404530), (20, 5183171), (28, 3702265), (35, 2961812), (49, 2115580), (70, 1480906), (98, 1057790), (139, 745780), (140, 740453), (196, 528895), (245, 423116), (278, 372890), (490, 211558), (556, 186445), (695, 149156), (761, 136220), (973, 106540), (980, 105779), (1390, 74578), (1522, 68110), (1946, 53270), (2780, 37289), (3044, 34055), (3805, 27244), (3892, 26635), (4865, 21308), (5327, 19460), (6811, 15220), (7610, 13622), (9730, 10654)]