68307260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15739}}^1$

素因数の和:15786

約数の個数: 48

約数和(自身を含む): 169236480

約数和(自身を除く): 100929220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 15739, 31478, 62956, 78695, 110173, 157390, 220346, 314780, 440692, 487909, 550865, 975818, 1101730, 1951636, 2203460, 2439545, 3415363, 4879090, 6830726, 9758180, 13661452, 17076815, 34153630, 68307260]

約数ペア:

[(1, 68307260), (2, 34153630), (4, 17076815), (5, 13661452), (7, 9758180), (10, 6830726), (14, 4879090), (20, 3415363), (28, 2439545), (31, 2203460), (35, 1951636), (62, 1101730), (70, 975818), (124, 550865), (140, 487909), (155, 440692), (217, 314780), (310, 220346), (434, 157390), (620, 110173), (868, 78695), (1085, 62956), (2170, 31478), (4340, 15739)]