73451280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43721}}^1$

素因数の和:43744

約数の個数: 80

約数和(自身を含む): 260233344

約数和(自身を除く): 186782064

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, 43721, 87442, 131163, 174884, 218605, 262326, 306047, 349768, 437210, 524652, 612094, 655815, 699536, 874420, 918141, 1049304, 1224188, 1311630, 1530235, 1748840, 1836282, 2098608, 2448376, 2623260, 3060470, 3497680, 3672564, 4590705, 4896752, 5246520, 6120940, 7345128, 9181410, 10493040, 12241880, 14690256, 18362820, 24483760, 36725640, 73451280]

約数ペア:

[(1, 73451280), (2, 36725640), (3, 24483760), (4, 18362820), (5, 14690256), (6, 12241880), (7, 10493040), (8, 9181410), (10, 7345128), (12, 6120940), (14, 5246520), (15, 4896752), (16, 4590705), (20, 3672564), (21, 3497680), (24, 3060470), (28, 2623260), (30, 2448376), (35, 2098608), (40, 1836282), (42, 1748840), (48, 1530235), (56, 1311630), (60, 1224188), (70, 1049304), (80, 918141), (84, 874420), (105, 699536), (112, 655815), (120, 612094), (140, 524652), (168, 437210), (210, 349768), (240, 306047), (280, 262326), (336, 218605), (420, 174884), (560, 131163), (840, 87442), (1680, 43721)]