31288440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13723}}^1$

素因数の和:13756

約数の個数: 64

約数和(自身を含む): 98812800

約数和(自身を除く): 67524360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13723, 27446, 41169, 54892, 68615, 82338, 109784, 137230, 164676, 205845, 260737, 274460, 329352, 411690, 521474, 548920, 782211, 823380, 1042948, 1303685, 1564422, 1646760, 2085896, 2607370, 3128844, 3911055, 5214740, 6257688, 7822110, 10429480, 15644220, 31288440]

約数ペア:

[(1, 31288440), (2, 15644220), (3, 10429480), (4, 7822110), (5, 6257688), (6, 5214740), (8, 3911055), (10, 3128844), (12, 2607370), (15, 2085896), (19, 1646760), (20, 1564422), (24, 1303685), (30, 1042948), (38, 823380), (40, 782211), (57, 548920), (60, 521474), (76, 411690), (95, 329352), (114, 274460), (120, 260737), (152, 205845), (190, 164676), (228, 137230), (285, 109784), (380, 82338), (456, 68615), (570, 54892), (760, 41169), (1140, 27446), (2280, 13723)]