197920740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1097}}^1$

素因数の和:1237

約数の個数: 96

約数和(自身を含む): 578479104

約数和(自身を除く): 380558364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 97, 124, 155, 186, 194, 291, 310, 372, 388, 465, 485, 582, 620, 930, 970, 1097, 1164, 1455, 1860, 1940, 2194, 2910, 3007, 3291, 4388, 5485, 5820, 6014, 6582, 9021, 10970, 12028, 13164, 15035, 16455, 18042, 21940, 30070, 32910, 34007, 36084, 45105, 60140, 65820, 68014, 90210, 102021, 106409, 136028, 170035, 180420, 204042, 212818, 319227, 340070, 408084, 425636, 510105, 532045, 638454, 680140, 1020210, 1064090, 1276908, 1596135, 2040420, 2128180, 3192270, 3298679, 6384540, 6597358, 9896037, 13194716, 16493395, 19792074, 32986790, 39584148, 49480185, 65973580, 98960370, 197920740]

約数ペア:

[(1, 197920740), (2, 98960370), (3, 65973580), (4, 49480185), (5, 39584148), (6, 32986790), (10, 19792074), (12, 16493395), (15, 13194716), (20, 9896037), (30, 6597358), (31, 6384540), (60, 3298679), (62, 3192270), (93, 2128180), (97, 2040420), (124, 1596135), (155, 1276908), (186, 1064090), (194, 1020210), (291, 680140), (310, 638454), (372, 532045), (388, 510105), (465, 425636), (485, 408084), (582, 340070), (620, 319227), (930, 212818), (970, 204042), (1097, 180420), (1164, 170035), (1455, 136028), (1860, 106409), (1940, 102021), (2194, 90210), (2910, 68014), (3007, 65820), (3291, 60140), (4388, 45105), (5485, 36084), (5820, 34007), (6014, 32910), (6582, 30070), (9021, 21940), (10970, 18042), (12028, 16455), (13164, 15035)]