217285920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{150893}}^1$

素因数の和:150914

約数の個数: 72

約数和(自身を含む): 741493116

約数和(自身を除く): 524207196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 150893, 301786, 452679, 603572, 754465, 905358, 1207144, 1358037, 1508930, 1810716, 2263395, 2414288, 2716074, 3017860, 3621432, 4526790, 4828576, 5432148, 6035720, 6790185, 7242864, 9053580, 10864296, 12071440, 13580370, 14485728, 18107160, 21728592, 24142880, 27160740, 36214320, 43457184, 54321480, 72428640, 108642960, 217285920]

約数ペア:

[(1, 217285920), (2, 108642960), (3, 72428640), (4, 54321480), (5, 43457184), (6, 36214320), (8, 27160740), (9, 24142880), (10, 21728592), (12, 18107160), (15, 14485728), (16, 13580370), (18, 12071440), (20, 10864296), (24, 9053580), (30, 7242864), (32, 6790185), (36, 6035720), (40, 5432148), (45, 4828576), (48, 4526790), (60, 3621432), (72, 3017860), (80, 2716074), (90, 2414288), (96, 2263395), (120, 1810716), (144, 1508930), (160, 1358037), (180, 1207144), (240, 905358), (288, 754465), (360, 603572), (480, 452679), (720, 301786), (1440, 150893)]