61691280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{36721}}^1$

素因数の和:36744

約数の個数: 80

約数和(自身を含む): 218569344

約数和(自身を除く): 156878064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 36721, 73442, 110163, 146884, 183605, 220326, 257047, 293768, 367210, 440652, 514094, 550815, 587536, 734420, 771141, 881304, 1028188, 1101630, 1285235, 1468840, 1542282, 1762608, 2056376, 2203260, 2570470, 2937680, 3084564, 3855705, 4112752, 4406520, 5140940, 6169128, 7711410, 8813040, 10281880, 12338256, 15422820, 20563760, 30845640, 61691280]

約数ペア:

[(1, 61691280), (2, 30845640), (3, 20563760), (4, 15422820), (5, 12338256), (6, 10281880), (7, 8813040), (8, 7711410), (10, 6169128), (12, 5140940), (14, 4406520), (15, 4112752), (16, 3855705), (20, 3084564), (21, 2937680), (24, 2570470), (28, 2203260), (30, 2056376), (35, 1762608), (40, 1542282), (42, 1468840), (48, 1285235), (56, 1101630), (60, 1028188), (70, 881304), (80, 771141), (84, 734420), (105, 587536), (112, 550815), (120, 514094), (140, 440652), (168, 367210), (210, 293768), (240, 257047), (280, 220326), (336, 183605), (420, 146884), (560, 110163), (840, 73442), (1680, 36721)]