148972840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{839}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 351993600

約数和(自身を除く): 203020760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 193, 230, 386, 460, 772, 839, 920, 965, 1544, 1678, 1930, 3356, 3860, 4195, 4439, 6712, 7720, 8390, 8878, 16780, 17756, 19297, 22195, 33560, 35512, 38594, 44390, 77188, 88780, 96485, 154376, 161927, 177560, 192970, 323854, 385940, 647708, 771880, 809635, 1295416, 1619270, 3238540, 3724321, 6477080, 7448642, 14897284, 18621605, 29794568, 37243210, 74486420, 148972840]

約数ペア:

[(1, 148972840), (2, 74486420), (4, 37243210), (5, 29794568), (8, 18621605), (10, 14897284), (20, 7448642), (23, 6477080), (40, 3724321), (46, 3238540), (92, 1619270), (115, 1295416), (184, 809635), (193, 771880), (230, 647708), (386, 385940), (460, 323854), (772, 192970), (839, 177560), (920, 161927), (965, 154376), (1544, 96485), (1678, 88780), (1930, 77188), (3356, 44390), (3860, 38594), (4195, 35512), (4439, 33560), (6712, 22195), (7720, 19297), (8390, 17756), (8878, 16780)]