163030840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 429770880

約数和(自身を除く): 266740040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 223, 245, 280, 373, 392, 446, 490, 746, 892, 980, 1115, 1492, 1561, 1784, 1865, 1960, 2230, 2611, 2984, 3122, 3730, 4460, 5222, 6244, 7460, 7805, 8920, 10444, 10927, 12488, 13055, 14920, 15610, 18277, 20888, 21854, 26110, 31220, 36554, 43708, 52220, 54635, 62440, 73108, 83179, 87416, 91385, 104440, 109270, 146216, 166358, 182770, 218540, 332716, 365540, 415895, 437080, 582253, 665432, 731080, 831790, 1164506, 1663580, 2329012, 2911265, 3327160, 4075771, 4658024, 5822530, 8151542, 11645060, 16303084, 20378855, 23290120, 32606168, 40757710, 81515420, 163030840]

約数ペア:

[(1, 163030840), (2, 81515420), (4, 40757710), (5, 32606168), (7, 23290120), (8, 20378855), (10, 16303084), (14, 11645060), (20, 8151542), (28, 5822530), (35, 4658024), (40, 4075771), (49, 3327160), (56, 2911265), (70, 2329012), (98, 1663580), (140, 1164506), (196, 831790), (223, 731080), (245, 665432), (280, 582253), (373, 437080), (392, 415895), (446, 365540), (490, 332716), (746, 218540), (892, 182770), (980, 166358), (1115, 146216), (1492, 109270), (1561, 104440), (1784, 91385), (1865, 87416), (1960, 83179), (2230, 73108), (2611, 62440), (2984, 54635), (3122, 52220), (3730, 43708), (4460, 36554), (5222, 31220), (6244, 26110), (7460, 21854), (7805, 20888), (8920, 18277), (10444, 15610), (10927, 14920), (12488, 13055)]