170425980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5231}}^1$

素因数の和:5427

約数の個数: 72

約数和(自身を含む): 519914304

約数和(自身を除く): 349488324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1810, 2172, 2715, 3258, 3620, 5231, 5430, 6516, 8145, 10462, 10860, 15693, 16290, 20924, 26155, 31386, 32580, 47079, 52310, 62772, 78465, 94158, 104620, 156930, 188316, 235395, 313860, 470790, 941580, 946811, 1893622, 2840433, 3787244, 4734055, 5680866, 8521299, 9468110, 11361732, 14202165, 17042598, 18936220, 28404330, 34085196, 42606495, 56808660, 85212990, 170425980]

約数ペア:

[(1, 170425980), (2, 85212990), (3, 56808660), (4, 42606495), (5, 34085196), (6, 28404330), (9, 18936220), (10, 17042598), (12, 14202165), (15, 11361732), (18, 9468110), (20, 8521299), (30, 5680866), (36, 4734055), (45, 3787244), (60, 2840433), (90, 1893622), (180, 946811), (181, 941580), (362, 470790), (543, 313860), (724, 235395), (905, 188316), (1086, 156930), (1629, 104620), (1810, 94158), (2172, 78465), (2715, 62772), (3258, 52310), (3620, 47079), (5231, 32580), (5430, 31386), (6516, 26155), (8145, 20924), (10462, 16290), (10860, 15693)]