688760730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37699}}^1$

素因数の和:37748

約数の個数: 96

約数和(自身を含む): 2117232000

約数和(自身を除く): 1428471270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 58, 63, 70, 87, 90, 105, 126, 145, 174, 203, 210, 261, 290, 315, 406, 435, 522, 609, 630, 870, 1015, 1218, 1305, 1827, 2030, 2610, 3045, 3654, 6090, 9135, 18270, 37699, 75398, 113097, 188495, 226194, 263893, 339291, 376990, 527786, 565485, 678582, 791679, 1093271, 1130970, 1319465, 1583358, 1696455, 2186542, 2375037, 2638930, 3279813, 3392910, 3958395, 4750074, 5466355, 6559626, 7652897, 7916790, 9839439, 10932710, 11875185, 15305794, 16399065, 19678878, 22958691, 23750370, 32798130, 38264485, 45917382, 49197195, 68876073, 76528970, 98394390, 114793455, 137752146, 229586910, 344380365, 688760730]

約数ペア:

[(1, 688760730), (2, 344380365), (3, 229586910), (5, 137752146), (6, 114793455), (7, 98394390), (9, 76528970), (10, 68876073), (14, 49197195), (15, 45917382), (18, 38264485), (21, 32798130), (29, 23750370), (30, 22958691), (35, 19678878), (42, 16399065), (45, 15305794), (58, 11875185), (63, 10932710), (70, 9839439), (87, 7916790), (90, 7652897), (105, 6559626), (126, 5466355), (145, 4750074), (174, 3958395), (203, 3392910), (210, 3279813), (261, 2638930), (290, 2375037), (315, 2186542), (406, 1696455), (435, 1583358), (522, 1319465), (609, 1130970), (630, 1093271), (870, 791679), (1015, 678582), (1218, 565485), (1305, 527786), (1827, 376990), (2030, 339291), (2610, 263893), (3045, 226194), (3654, 188495), (6090, 113097), (9135, 75398), (18270, 37699)]