157896720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{219301}}^1$

素因数の和:219320

約数の個数: 60

約数和(自身を含む): 530272236

約数和(自身を除く): 372375516

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, 219301, 438602, 657903, 877204, 1096505, 1315806, 1754408, 1973709, 2193010, 2631612, 3289515, 3508816, 3947418, 4386020, 5263224, 6579030, 7894836, 8772040, 9868545, 10526448, 13158060, 15789672, 17544080, 19737090, 26316120, 31579344, 39474180, 52632240, 78948360, 157896720]

約数ペア:

[(1, 157896720), (2, 78948360), (3, 52632240), (4, 39474180), (5, 31579344), (6, 26316120), (8, 19737090), (9, 17544080), (10, 15789672), (12, 13158060), (15, 10526448), (16, 9868545), (18, 8772040), (20, 7894836), (24, 6579030), (30, 5263224), (36, 4386020), (40, 3947418), (45, 3508816), (48, 3289515), (60, 2631612), (72, 2193010), (80, 1973709), (90, 1754408), (120, 1315806), (144, 1096505), (180, 877204), (240, 657903), (360, 438602), (720, 219301)]