401331370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 870041088

約数和(自身を除く): 468709718

約数列:

[1, 2, 5, 10, 11, 22, 23, 41, 46, 53, 55, 73, 82, 106, 110, 115, 146, 205, 230, 253, 265, 365, 410, 451, 506, 530, 583, 730, 803, 902, 943, 1166, 1219, 1265, 1606, 1679, 1886, 2173, 2255, 2438, 2530, 2915, 2993, 3358, 3869, 4015, 4346, 4510, 4715, 5830, 5986, 6095, 7738, 8030, 8395, 9430, 10373, 10865, 12190, 13409, 14965, 16790, 18469, 19345, 20746, 21730, 23903, 26818, 29930, 32923, 36938, 38690, 42559, 47806, 49979, 51865, 65846, 67045, 68839, 85118, 88987, 92345, 99958, 103730, 119515, 134090, 137678, 158629, 164615, 177974, 184690, 212795, 239030, 249895, 317258, 329230, 344195, 425590, 444935, 499790, 549769, 688390, 757229, 793145, 889870, 978857, 1099538, 1514458, 1586290, 1744919, 1957714, 2748845, 3489838, 3648467, 3786145, 4894285, 5497690, 7296934, 7572290, 8724595, 9788570, 17449190, 18242335, 36484670, 40133137, 80266274, 200665685, 401331370]

約数ペア:

[(1, 401331370), (2, 200665685), (5, 80266274), (10, 40133137), (11, 36484670), (22, 18242335), (23, 17449190), (41, 9788570), (46, 8724595), (53, 7572290), (55, 7296934), (73, 5497690), (82, 4894285), (106, 3786145), (110, 3648467), (115, 3489838), (146, 2748845), (205, 1957714), (230, 1744919), (253, 1586290), (265, 1514458), (365, 1099538), (410, 978857), (451, 889870), (506, 793145), (530, 757229), (583, 688390), (730, 549769), (803, 499790), (902, 444935), (943, 425590), (1166, 344195), (1219, 329230), (1265, 317258), (1606, 249895), (1679, 239030), (1886, 212795), (2173, 184690), (2255, 177974), (2438, 164615), (2530, 158629), (2915, 137678), (2993, 134090), (3358, 119515), (3869, 103730), (4015, 99958), (4346, 92345), (4510, 88987), (4715, 85118), (5830, 68839), (5986, 67045), (6095, 65846), (7738, 51865), (8030, 49979), (8395, 47806), (9430, 42559), (10373, 38690), (10865, 36938), (12190, 32923), (13409, 29930), (14965, 26818), (16790, 23903), (18469, 21730), (19345, 20746)]