178770540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{547}}^1$

素因数の和:991

約数の個数: 96

約数和(自身を含む): 541336320

約数和(自身を除く): 362565780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 419, 547, 780, 838, 1094, 1257, 1641, 1676, 2095, 2188, 2514, 2735, 3282, 4190, 5028, 5447, 5470, 6285, 6564, 7111, 8205, 8380, 10894, 10940, 12570, 14222, 16341, 16410, 21333, 21788, 25140, 27235, 28444, 32682, 32820, 35555, 42666, 54470, 65364, 71110, 81705, 85332, 106665, 108940, 142220, 163410, 213330, 229193, 326820, 426660, 458386, 687579, 916772, 1145965, 1375158, 2291930, 2750316, 2979509, 3437895, 4583860, 5959018, 6875790, 8938527, 11918036, 13751580, 14897545, 17877054, 29795090, 35754108, 44692635, 59590180, 89385270, 178770540]

約数ペア:

[(1, 178770540), (2, 89385270), (3, 59590180), (4, 44692635), (5, 35754108), (6, 29795090), (10, 17877054), (12, 14897545), (13, 13751580), (15, 11918036), (20, 8938527), (26, 6875790), (30, 5959018), (39, 4583860), (52, 3437895), (60, 2979509), (65, 2750316), (78, 2291930), (130, 1375158), (156, 1145965), (195, 916772), (260, 687579), (390, 458386), (419, 426660), (547, 326820), (780, 229193), (838, 213330), (1094, 163410), (1257, 142220), (1641, 108940), (1676, 106665), (2095, 85332), (2188, 81705), (2514, 71110), (2735, 65364), (3282, 54470), (4190, 42666), (5028, 35555), (5447, 32820), (5470, 32682), (6285, 28444), (6564, 27235), (7111, 25140), (8205, 21788), (8380, 21333), (10894, 16410), (10940, 16341), (12570, 14222)]