631140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 1804992

約数和(自身を除く): 1173852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 157, 201, 268, 314, 335, 402, 471, 628, 670, 785, 804, 942, 1005, 1340, 1570, 1884, 2010, 2355, 3140, 4020, 4710, 9420, 10519, 21038, 31557, 42076, 52595, 63114, 105190, 126228, 157785, 210380, 315570, 631140]

約数ペア:

[(1, 631140), (2, 315570), (3, 210380), (4, 157785), (5, 126228), (6, 105190), (10, 63114), (12, 52595), (15, 42076), (20, 31557), (30, 21038), (60, 10519), (67, 9420), (134, 4710), (157, 4020), (201, 3140), (268, 2355), (314, 2010), (335, 1884), (402, 1570), (471, 1340), (628, 1005), (670, 942), (785, 804)]