15716260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 40320000

約数和(自身を除く): 24603740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 79, 98, 116, 140, 145, 158, 196, 203, 245, 290, 316, 343, 395, 406, 490, 553, 580, 686, 790, 812, 980, 1015, 1106, 1372, 1421, 1580, 1715, 2030, 2212, 2291, 2765, 2842, 3430, 3871, 4060, 4582, 5530, 5684, 6860, 7105, 7742, 9164, 9947, 11060, 11455, 14210, 15484, 16037, 19355, 19894, 22910, 27097, 28420, 32074, 38710, 39788, 45820, 49735, 54194, 64148, 77420, 80185, 99470, 108388, 112259, 135485, 160370, 198940, 224518, 270970, 320740, 449036, 541940, 561295, 785813, 1122590, 1571626, 2245180, 3143252, 3929065, 7858130, 15716260]

約数ペア:

[(1, 15716260), (2, 7858130), (4, 3929065), (5, 3143252), (7, 2245180), (10, 1571626), (14, 1122590), (20, 785813), (28, 561295), (29, 541940), (35, 449036), (49, 320740), (58, 270970), (70, 224518), (79, 198940), (98, 160370), (116, 135485), (140, 112259), (145, 108388), (158, 99470), (196, 80185), (203, 77420), (245, 64148), (290, 54194), (316, 49735), (343, 45820), (395, 39788), (406, 38710), (490, 32074), (553, 28420), (580, 27097), (686, 22910), (790, 19894), (812, 19355), (980, 16037), (1015, 15484), (1106, 14210), (1372, 11455), (1421, 11060), (1580, 9947), (1715, 9164), (2030, 7742), (2212, 7105), (2291, 6860), (2765, 5684), (2842, 5530), (3430, 4582), (3871, 4060)]