155352240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{215767}}^1$

素因数の和:215786

約数の個数: 60

約数和(自身を含む): 521727024

約数和(自身を除く): 366374784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 215767, 431534, 647301, 863068, 1078835, 1294602, 1726136, 1941903, 2157670, 2589204, 3236505, 3452272, 3883806, 4315340, 5178408, 6473010, 7767612, 8630680, 9709515, 10356816, 12946020, 15535224, 17261360, 19419030, 25892040, 31070448, 38838060, 51784080, 77676120, 155352240]

約数ペア:

[(1, 155352240), (2, 77676120), (3, 51784080), (4, 38838060), (5, 31070448), (6, 25892040), (8, 19419030), (9, 17261360), (10, 15535224), (12, 12946020), (15, 10356816), (16, 9709515), (18, 8630680), (20, 7767612), (24, 6473010), (30, 5178408), (36, 4315340), (40, 3883806), (45, 3452272), (48, 3236505), (60, 2589204), (72, 2157670), (80, 1941903), (90, 1726136), (120, 1294602), (144, 1078835), (180, 863068), (240, 647301), (360, 431534), (720, 215767)]