218645520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{911023}}^1$

素因数の和:911039

約数の個数: 40

約数和(自身を含む): 677801856

約数和(自身を除く): 459156336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 911023, 1822046, 2733069, 3644092, 4555115, 5466138, 7288184, 9110230, 10932276, 13665345, 14576368, 18220460, 21864552, 27330690, 36440920, 43729104, 54661380, 72881840, 109322760, 218645520]

約数ペア:

[(1, 218645520), (2, 109322760), (3, 72881840), (4, 54661380), (5, 43729104), (6, 36440920), (8, 27330690), (10, 21864552), (12, 18220460), (15, 14576368), (16, 13665345), (20, 10932276), (24, 9110230), (30, 7288184), (40, 5466138), (48, 4555115), (60, 3644092), (80, 2733069), (120, 1822046), (240, 911023)]