40271280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23971}}^1$

素因数の和:23994

約数の個数: 80

約数和(自身を含む): 142681344

約数和(自身を除く): 102410064

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, 23971, 47942, 71913, 95884, 119855, 143826, 167797, 191768, 239710, 287652, 335594, 359565, 383536, 479420, 503391, 575304, 671188, 719130, 838985, 958840, 1006782, 1150608, 1342376, 1438260, 1677970, 1917680, 2013564, 2516955, 2684752, 2876520, 3355940, 4027128, 5033910, 5753040, 6711880, 8054256, 10067820, 13423760, 20135640, 40271280]

約数ペア:

[(1, 40271280), (2, 20135640), (3, 13423760), (4, 10067820), (5, 8054256), (6, 6711880), (7, 5753040), (8, 5033910), (10, 4027128), (12, 3355940), (14, 2876520), (15, 2684752), (16, 2516955), (20, 2013564), (21, 1917680), (24, 1677970), (28, 1438260), (30, 1342376), (35, 1150608), (40, 1006782), (42, 958840), (48, 838985), (56, 719130), (60, 671188), (70, 575304), (80, 503391), (84, 479420), (105, 383536), (112, 359565), (120, 335594), (140, 287652), (168, 239710), (210, 191768), (240, 167797), (280, 143826), (336, 119855), (420, 95884), (560, 71913), (840, 47942), (1680, 23971)]