211229160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2663}}^1$

素因数の和:3338

約数の個数: 64

約数和(自身を含む): 634884480

約数和(自身を除く): 423655320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 1322, 1983, 2644, 2663, 3305, 3966, 5288, 5326, 6610, 7932, 7989, 9915, 10652, 13220, 13315, 15864, 15978, 19830, 21304, 26440, 26630, 31956, 39660, 39945, 53260, 63912, 79320, 79890, 106520, 159780, 319560, 1760243, 3520486, 5280729, 7040972, 8801215, 10561458, 14081944, 17602430, 21122916, 26403645, 35204860, 42245832, 52807290, 70409720, 105614580, 211229160]

約数ペア:

[(1, 211229160), (2, 105614580), (3, 70409720), (4, 52807290), (5, 42245832), (6, 35204860), (8, 26403645), (10, 21122916), (12, 17602430), (15, 14081944), (20, 10561458), (24, 8801215), (30, 7040972), (40, 5280729), (60, 3520486), (120, 1760243), (661, 319560), (1322, 159780), (1983, 106520), (2644, 79890), (2663, 79320), (3305, 63912), (3966, 53260), (5288, 39945), (5326, 39660), (6610, 31956), (7932, 26630), (7989, 26440), (9915, 21304), (10652, 19830), (13220, 15978), (13315, 15864)]