404213880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{481207}}^1$

素因数の和:481228

約数の個数: 64

約数和(自身を含む): 1385879040

約数和(自身を除く): 981665160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 481207, 962414, 1443621, 1924828, 2406035, 2887242, 3368449, 3849656, 4812070, 5774484, 6736898, 7218105, 9624140, 10105347, 11548968, 13473796, 14436210, 16842245, 19248280, 20210694, 26947592, 28872420, 33684490, 40421388, 50526735, 57744840, 67368980, 80842776, 101053470, 134737960, 202106940, 404213880]

約数ペア:

[(1, 404213880), (2, 202106940), (3, 134737960), (4, 101053470), (5, 80842776), (6, 67368980), (7, 57744840), (8, 50526735), (10, 40421388), (12, 33684490), (14, 28872420), (15, 26947592), (20, 20210694), (21, 19248280), (24, 16842245), (28, 14436210), (30, 13473796), (35, 11548968), (40, 10105347), (42, 9624140), (56, 7218105), (60, 6736898), (70, 5774484), (84, 4812070), (105, 3849656), (120, 3368449), (140, 2887242), (168, 2406035), (210, 1924828), (280, 1443621), (420, 962414), (840, 481207)]