28248660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1297}}^1$

素因数の和:1334

約数の個数: 108

約数和(自身を含む): 94258164

約数和(自身を除く): 66009504

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1297, 1452, 1815, 1980, 2178, 2420, 2594, 3630, 3891, 4356, 5188, 5445, 6485, 7260, 7782, 10890, 11673, 12970, 14267, 15564, 19455, 21780, 23346, 25940, 28534, 38910, 42801, 46692, 57068, 58365, 71335, 77820, 85602, 116730, 128403, 142670, 156937, 171204, 214005, 233460, 256806, 285340, 313874, 428010, 470811, 513612, 627748, 642015, 784685, 856020, 941622, 1284030, 1412433, 1569370, 1883244, 2354055, 2568060, 2824866, 3138740, 4708110, 5649732, 7062165, 9416220, 14124330, 28248660]

約数ペア:

[(1, 28248660), (2, 14124330), (3, 9416220), (4, 7062165), (5, 5649732), (6, 4708110), (9, 3138740), (10, 2824866), (11, 2568060), (12, 2354055), (15, 1883244), (18, 1569370), (20, 1412433), (22, 1284030), (30, 941622), (33, 856020), (36, 784685), (44, 642015), (45, 627748), (55, 513612), (60, 470811), (66, 428010), (90, 313874), (99, 285340), (110, 256806), (121, 233460), (132, 214005), (165, 171204), (180, 156937), (198, 142670), (220, 128403), (242, 116730), (330, 85602), (363, 77820), (396, 71335), (484, 58365), (495, 57068), (605, 46692), (660, 42801), (726, 38910), (990, 28534), (1089, 25940), (1210, 23346), (1297, 21780), (1452, 19455), (1815, 15564), (1980, 14267), (2178, 12970), (2420, 11673), (2594, 10890), (3630, 7782), (3891, 7260), (4356, 6485), (5188, 5445)]