218708700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{104147}}^1$

素因数の和:104171

約数の個数: 72

約数和(自身を含む): 723203712

約数和(自身を除く): 504495012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 104147, 208294, 312441, 416588, 520735, 624882, 729029, 1041470, 1249764, 1458058, 1562205, 2082940, 2187087, 2603675, 2916116, 3124410, 3645145, 4374174, 5207350, 6248820, 7290290, 7811025, 8748348, 10414700, 10935435, 14580580, 15622050, 18225725, 21870870, 31244100, 36451450, 43741740, 54677175, 72902900, 109354350, 218708700]

約数ペア:

[(1, 218708700), (2, 109354350), (3, 72902900), (4, 54677175), (5, 43741740), (6, 36451450), (7, 31244100), (10, 21870870), (12, 18225725), (14, 15622050), (15, 14580580), (20, 10935435), (21, 10414700), (25, 8748348), (28, 7811025), (30, 7290290), (35, 6248820), (42, 5207350), (50, 4374174), (60, 3645145), (70, 3124410), (75, 2916116), (84, 2603675), (100, 2187087), (105, 2082940), (140, 1562205), (150, 1458058), (175, 1249764), (210, 1041470), (300, 729029), (350, 624882), (420, 520735), (525, 416588), (700, 312441), (1050, 208294), (2100, 104147)]