178928760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{2851}}^1$

素因数の和:3388

約数の個数: 64

約数和(自身を含む): 538001280

約数和(自身を除く): 359072520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 523, 1046, 1569, 2092, 2615, 2851, 3138, 4184, 5230, 5702, 6276, 7845, 8553, 10460, 11404, 12552, 14255, 15690, 17106, 20920, 22808, 28510, 31380, 34212, 42765, 57020, 62760, 68424, 85530, 114040, 171060, 342120, 1491073, 2982146, 4473219, 5964292, 7455365, 8946438, 11928584, 14910730, 17892876, 22366095, 29821460, 35785752, 44732190, 59642920, 89464380, 178928760]

約数ペア:

[(1, 178928760), (2, 89464380), (3, 59642920), (4, 44732190), (5, 35785752), (6, 29821460), (8, 22366095), (10, 17892876), (12, 14910730), (15, 11928584), (20, 8946438), (24, 7455365), (30, 5964292), (40, 4473219), (60, 2982146), (120, 1491073), (523, 342120), (1046, 171060), (1569, 114040), (2092, 85530), (2615, 68424), (2851, 62760), (3138, 57020), (4184, 42765), (5230, 34212), (5702, 31380), (6276, 28510), (7845, 22808), (8553, 20920), (10460, 17106), (11404, 15690), (12552, 14255)]