90248220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2801}}^1$

素因数の和:2995

約数の個数: 72

約数和(自身を含む): 275380560

約数和(自身を除く): 185132340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2148, 2685, 2801, 3222, 3580, 5370, 5602, 6444, 8055, 8403, 10740, 11204, 14005, 16110, 16806, 25209, 28010, 32220, 33612, 42015, 50418, 56020, 84030, 100836, 126045, 168060, 252090, 501379, 504180, 1002758, 1504137, 2005516, 2506895, 3008274, 4512411, 5013790, 6016548, 7520685, 9024822, 10027580, 15041370, 18049644, 22562055, 30082740, 45124110, 90248220]

約数ペア:

[(1, 90248220), (2, 45124110), (3, 30082740), (4, 22562055), (5, 18049644), (6, 15041370), (9, 10027580), (10, 9024822), (12, 7520685), (15, 6016548), (18, 5013790), (20, 4512411), (30, 3008274), (36, 2506895), (45, 2005516), (60, 1504137), (90, 1002758), (179, 504180), (180, 501379), (358, 252090), (537, 168060), (716, 126045), (895, 100836), (1074, 84030), (1611, 56020), (1790, 50418), (2148, 42015), (2685, 33612), (2801, 32220), (3222, 28010), (3580, 25209), (5370, 16806), (5602, 16110), (6444, 14005), (8055, 11204), (8403, 10740)]