170384680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{439}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 397900800

約数和(自身を除く): 227516120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 313, 439, 620, 626, 878, 1240, 1252, 1565, 1756, 2195, 2504, 3130, 3512, 4390, 6260, 8780, 9703, 12520, 13609, 17560, 19406, 27218, 38812, 48515, 54436, 68045, 77624, 97030, 108872, 136090, 137407, 194060, 272180, 274814, 388120, 544360, 549628, 687035, 1099256, 1374070, 2748140, 4259617, 5496280, 8519234, 17038468, 21298085, 34076936, 42596170, 85192340, 170384680]

約数ペア:

[(1, 170384680), (2, 85192340), (4, 42596170), (5, 34076936), (8, 21298085), (10, 17038468), (20, 8519234), (31, 5496280), (40, 4259617), (62, 2748140), (124, 1374070), (155, 1099256), (248, 687035), (310, 549628), (313, 544360), (439, 388120), (620, 274814), (626, 272180), (878, 194060), (1240, 137407), (1252, 136090), (1565, 108872), (1756, 97030), (2195, 77624), (2504, 68045), (3130, 54436), (3512, 48515), (4390, 38812), (6260, 27218), (8780, 19406), (9703, 17560), (12520, 13609)]