156945227860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^3\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 339691968000

約数和(自身を除く): 182746740140

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 229, 430, 431, 458, 860, 862, 916, 1145, 1724, 1849, 2155, 2290, 3698, 4310, 4580, 7396, 8620, 9245, 9847, 18490, 18533, 19694, 36980, 37066, 39388, 49235, 74132, 79507, 92665, 98470, 98699, 159014, 185330, 196940, 197398, 318028, 370660, 394796, 397535, 423421, 493495, 795070, 796919, 846842, 986990, 1590140, 1593838, 1693684, 1973980, 2117105, 3187676, 3984595, 4234210, 4244057, 7969190, 8468420, 8488114, 15938380, 16976228, 18207103, 21220285, 34267517, 36414206, 42440570, 68535034, 72828412, 84881140, 91035515, 137070068, 171337585, 182071030, 182494451, 342675170, 364142060, 364988902, 685350340, 729977804, 912472255, 1824944510, 3649889020, 7847261393, 15694522786, 31389045572, 39236306965, 78472613930, 156945227860]

約数ペア:

[(1, 156945227860), (2, 78472613930), (4, 39236306965), (5, 31389045572), (10, 15694522786), (20, 7847261393), (43, 3649889020), (86, 1824944510), (172, 912472255), (215, 729977804), (229, 685350340), (430, 364988902), (431, 364142060), (458, 342675170), (860, 182494451), (862, 182071030), (916, 171337585), (1145, 137070068), (1724, 91035515), (1849, 84881140), (2155, 72828412), (2290, 68535034), (3698, 42440570), (4310, 36414206), (4580, 34267517), (7396, 21220285), (8620, 18207103), (9245, 16976228), (9847, 15938380), (18490, 8488114), (18533, 8468420), (19694, 7969190), (36980, 4244057), (37066, 4234210), (39388, 3984595), (49235, 3187676), (74132, 2117105), (79507, 1973980), (92665, 1693684), (98470, 1593838), (98699, 1590140), (159014, 986990), (185330, 846842), (196940, 796919), (197398, 795070), (318028, 493495), (370660, 423421), (394796, 397535)]