219089090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1463

約数の個数: 64

約数和(自身を含む): 453869568

約数和(自身を除く): 234780478

約数列:

[1, 2, 5, 10, 11, 22, 31, 47, 55, 62, 94, 110, 155, 235, 310, 341, 470, 517, 682, 1034, 1367, 1457, 1705, 2585, 2734, 2914, 3410, 5170, 6835, 7285, 13670, 14570, 15037, 16027, 30074, 32054, 42377, 64249, 75185, 80135, 84754, 128498, 150370, 160270, 211885, 321245, 423770, 466147, 642490, 706739, 932294, 1413478, 1991719, 2330735, 3533695, 3983438, 4661470, 7067390, 9958595, 19917190, 21908909, 43817818, 109544545, 219089090]

約数ペア:

[(1, 219089090), (2, 109544545), (5, 43817818), (10, 21908909), (11, 19917190), (22, 9958595), (31, 7067390), (47, 4661470), (55, 3983438), (62, 3533695), (94, 2330735), (110, 1991719), (155, 1413478), (235, 932294), (310, 706739), (341, 642490), (470, 466147), (517, 423770), (682, 321245), (1034, 211885), (1367, 160270), (1457, 150370), (1705, 128498), (2585, 84754), (2734, 80135), (2914, 75185), (3410, 64249), (5170, 42377), (6835, 32054), (7285, 30074), (13670, 16027), (14570, 15037)]