339318840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{403951}}^1$

素因数の和:403972

約数の個数: 64

約数和(自身を含む): 1163381760

約数和(自身を除く): 824062920

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, 403951, 807902, 1211853, 1615804, 2019755, 2423706, 2827657, 3231608, 4039510, 4847412, 5655314, 6059265, 8079020, 8482971, 9694824, 11310628, 12118530, 14138285, 16158040, 16965942, 22621256, 24237060, 28276570, 33931884, 42414855, 48474120, 56553140, 67863768, 84829710, 113106280, 169659420, 339318840]

約数ペア:

[(1, 339318840), (2, 169659420), (3, 113106280), (4, 84829710), (5, 67863768), (6, 56553140), (7, 48474120), (8, 42414855), (10, 33931884), (12, 28276570), (14, 24237060), (15, 22621256), (20, 16965942), (21, 16158040), (24, 14138285), (28, 12118530), (30, 11310628), (35, 9694824), (40, 8482971), (42, 8079020), (56, 6059265), (60, 5655314), (70, 4847412), (84, 4039510), (105, 3231608), (120, 2827657), (140, 2423706), (168, 2019755), (210, 1615804), (280, 1211853), (420, 807902), (840, 403951)]