76815340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{761}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 189719712

約数和(自身を除く): 112904372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 515, 721, 761, 980, 1030, 1442, 1522, 2060, 2884, 3044, 3605, 3805, 5047, 5327, 7210, 7610, 10094, 10654, 14420, 15220, 20188, 21308, 25235, 26635, 37289, 50470, 53270, 74578, 78383, 100940, 106540, 149156, 156766, 186445, 313532, 372890, 391915, 548681, 745780, 783830, 1097362, 1567660, 2194724, 2743405, 3840767, 5486810, 7681534, 10973620, 15363068, 19203835, 38407670, 76815340]

約数ペア:

[(1, 76815340), (2, 38407670), (4, 19203835), (5, 15363068), (7, 10973620), (10, 7681534), (14, 5486810), (20, 3840767), (28, 2743405), (35, 2194724), (49, 1567660), (70, 1097362), (98, 783830), (103, 745780), (140, 548681), (196, 391915), (206, 372890), (245, 313532), (412, 186445), (490, 156766), (515, 149156), (721, 106540), (761, 100940), (980, 78383), (1030, 74578), (1442, 53270), (1522, 50470), (2060, 37289), (2884, 26635), (3044, 25235), (3605, 21308), (3805, 20188), (5047, 15220), (5327, 14420), (7210, 10654), (7610, 10094)]