668040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 2116800

約数和(自身を除く): 1448760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 293, 380, 456, 570, 586, 760, 879, 1140, 1172, 1465, 1758, 2280, 2344, 2930, 3516, 4395, 5567, 5860, 7032, 8790, 11134, 11720, 16701, 17580, 22268, 27835, 33402, 35160, 44536, 55670, 66804, 83505, 111340, 133608, 167010, 222680, 334020, 668040]

約数ペア:

[(1, 668040), (2, 334020), (3, 222680), (4, 167010), (5, 133608), (6, 111340), (8, 83505), (10, 66804), (12, 55670), (15, 44536), (19, 35160), (20, 33402), (24, 27835), (30, 22268), (38, 17580), (40, 16701), (57, 11720), (60, 11134), (76, 8790), (95, 7032), (114, 5860), (120, 5567), (152, 4395), (190, 3516), (228, 2930), (285, 2344), (293, 2280), (380, 1758), (456, 1465), (570, 1172), (586, 1140), (760, 879)]