230666280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{147863}}^1$

素因数の和:147890

約数の個数: 64

約数和(自身を含む): 745234560

約数和(自身を除く): 514568280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 147863, 295726, 443589, 591452, 739315, 887178, 1182904, 1478630, 1774356, 1922219, 2217945, 2957260, 3548712, 3844438, 4435890, 5766657, 5914520, 7688876, 8871780, 9611095, 11533314, 15377752, 17743560, 19222190, 23066628, 28833285, 38444380, 46133256, 57666570, 76888760, 115333140, 230666280]

約数ペア:

[(1, 230666280), (2, 115333140), (3, 76888760), (4, 57666570), (5, 46133256), (6, 38444380), (8, 28833285), (10, 23066628), (12, 19222190), (13, 17743560), (15, 15377752), (20, 11533314), (24, 9611095), (26, 8871780), (30, 7688876), (39, 5914520), (40, 5766657), (52, 4435890), (60, 3844438), (65, 3548712), (78, 2957260), (104, 2217945), (120, 1922219), (130, 1774356), (156, 1478630), (195, 1182904), (260, 887178), (312, 739315), (390, 591452), (520, 443589), (780, 295726), (1560, 147863)]