131047020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{56003}}^1$

素因数の和:56031

約数の個数: 72

約数和(自身を含む): 428094576

約数和(自身を除く): 297047556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 56003, 112006, 168009, 224012, 280015, 336018, 504027, 560030, 672036, 728039, 840045, 1008054, 1120060, 1456078, 1680090, 2016108, 2184117, 2520135, 2912156, 3360180, 3640195, 4368234, 5040270, 6552351, 7280390, 8736468, 10080540, 10920585, 13104702, 14560780, 21841170, 26209404, 32761755, 43682340, 65523510, 131047020]

約数ペア:

[(1, 131047020), (2, 65523510), (3, 43682340), (4, 32761755), (5, 26209404), (6, 21841170), (9, 14560780), (10, 13104702), (12, 10920585), (13, 10080540), (15, 8736468), (18, 7280390), (20, 6552351), (26, 5040270), (30, 4368234), (36, 3640195), (39, 3360180), (45, 2912156), (52, 2520135), (60, 2184117), (65, 2016108), (78, 1680090), (90, 1456078), (117, 1120060), (130, 1008054), (156, 840045), (180, 728039), (195, 672036), (234, 560030), (260, 504027), (390, 336018), (468, 280015), (585, 224012), (780, 168009), (1170, 112006), (2340, 56003)]