1278989880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1522607}}^1$

素因数の和:1522628

約数の個数: 64

約数和(自身を含む): 4385111040

約数和(自身を除く): 3106121160

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, 1522607, 3045214, 4567821, 6090428, 7613035, 9135642, 10658249, 12180856, 15226070, 18271284, 21316498, 22839105, 30452140, 31974747, 36542568, 42632996, 45678210, 53291245, 60904280, 63949494, 85265992, 91356420, 106582490, 127898988, 159873735, 182712840, 213164980, 255797976, 319747470, 426329960, 639494940, 1278989880]

約数ペア:

[(1, 1278989880), (2, 639494940), (3, 426329960), (4, 319747470), (5, 255797976), (6, 213164980), (7, 182712840), (8, 159873735), (10, 127898988), (12, 106582490), (14, 91356420), (15, 85265992), (20, 63949494), (21, 60904280), (24, 53291245), (28, 45678210), (30, 42632996), (35, 36542568), (40, 31974747), (42, 30452140), (56, 22839105), (60, 21316498), (70, 18271284), (84, 15226070), (105, 12180856), (120, 10658249), (140, 9135642), (168, 7613035), (210, 6090428), (280, 4567821), (420, 3045214), (840, 1522607)]