135446720

素因数分解:

$2^6\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1361}}^1$

素因数の和:1689

約数の個数: 56

約数和(自身を含む): 323807328

約数和(自身を除く): 188360608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 311, 320, 622, 1244, 1361, 1555, 2488, 2722, 3110, 4976, 5444, 6220, 6805, 9952, 10888, 12440, 13610, 19904, 21776, 24880, 27220, 43552, 49760, 54440, 87104, 99520, 108880, 217760, 423271, 435520, 846542, 1693084, 2116355, 3386168, 4232710, 6772336, 8465420, 13544672, 16930840, 27089344, 33861680, 67723360, 135446720]

約数ペア:

[(1, 135446720), (2, 67723360), (4, 33861680), (5, 27089344), (8, 16930840), (10, 13544672), (16, 8465420), (20, 6772336), (32, 4232710), (40, 3386168), (64, 2116355), (80, 1693084), (160, 846542), (311, 435520), (320, 423271), (622, 217760), (1244, 108880), (1361, 99520), (1555, 87104), (2488, 54440), (2722, 49760), (3110, 43552), (4976, 27220), (5444, 24880), (6220, 21776), (6805, 19904), (9952, 13610), (10888, 12440)]