155961840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2719}}^1$

素因数の和:2974

約数の個数: 80

約数和(自身を含む): 485683200

約数和(自身を除く): 329721360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1912, 2390, 2719, 2868, 3585, 3824, 4780, 5438, 5736, 7170, 8157, 9560, 10876, 11472, 13595, 14340, 16314, 19120, 21752, 27190, 28680, 32628, 40785, 43504, 54380, 57360, 65256, 81570, 108760, 130512, 163140, 217520, 326280, 649841, 652560, 1299682, 1949523, 2599364, 3249205, 3899046, 5198728, 6498410, 7798092, 9747615, 10397456, 12996820, 15596184, 19495230, 25993640, 31192368, 38990460, 51987280, 77980920, 155961840]

約数ペア:

[(1, 155961840), (2, 77980920), (3, 51987280), (4, 38990460), (5, 31192368), (6, 25993640), (8, 19495230), (10, 15596184), (12, 12996820), (15, 10397456), (16, 9747615), (20, 7798092), (24, 6498410), (30, 5198728), (40, 3899046), (48, 3249205), (60, 2599364), (80, 1949523), (120, 1299682), (239, 652560), (240, 649841), (478, 326280), (717, 217520), (956, 163140), (1195, 130512), (1434, 108760), (1912, 81570), (2390, 65256), (2719, 57360), (2868, 54380), (3585, 43504), (3824, 40785), (4780, 32628), (5438, 28680), (5736, 27190), (7170, 21752), (8157, 19120), (9560, 16314), (10876, 14340), (11472, 13595)]