308889770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1319

約数の個数: 64

約数和(自身を含む): 667491840

約数和(自身を除く): 358602070

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 173, 230, 322, 346, 805, 865, 1109, 1211, 1610, 1730, 2218, 2422, 3979, 5545, 6055, 7763, 7958, 11090, 12110, 15526, 19895, 25507, 27853, 38815, 39790, 51014, 55706, 77630, 127535, 139265, 178549, 191857, 255070, 278530, 357098, 383714, 892745, 959285, 1342999, 1785490, 1918570, 2685998, 4412711, 6714995, 8825422, 13429990, 22063555, 30888977, 44127110, 61777954, 154444885, 308889770]

約数ペア:

[(1, 308889770), (2, 154444885), (5, 61777954), (7, 44127110), (10, 30888977), (14, 22063555), (23, 13429990), (35, 8825422), (46, 6714995), (70, 4412711), (115, 2685998), (161, 1918570), (173, 1785490), (230, 1342999), (322, 959285), (346, 892745), (805, 383714), (865, 357098), (1109, 278530), (1211, 255070), (1610, 191857), (1730, 178549), (2218, 139265), (2422, 127535), (3979, 77630), (5545, 55706), (6055, 51014), (7763, 39790), (7958, 38815), (11090, 27853), (12110, 25507), (15526, 19895)]