258402280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3301}}^1$

素因数の和:3434

約数の個数: 64

約数和(自身を含む): 618134400

約数和(自身を除く): 359732120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 380, 412, 515, 760, 824, 1030, 1957, 2060, 3301, 3914, 4120, 6602, 7828, 9785, 13204, 15656, 16505, 19570, 26408, 33010, 39140, 62719, 66020, 78280, 125438, 132040, 250876, 313595, 340003, 501752, 627190, 680006, 1254380, 1360012, 1700015, 2508760, 2720024, 3400030, 6460057, 6800060, 12920114, 13600120, 25840228, 32300285, 51680456, 64600570, 129201140, 258402280]

約数ペア:

[(1, 258402280), (2, 129201140), (4, 64600570), (5, 51680456), (8, 32300285), (10, 25840228), (19, 13600120), (20, 12920114), (38, 6800060), (40, 6460057), (76, 3400030), (95, 2720024), (103, 2508760), (152, 1700015), (190, 1360012), (206, 1254380), (380, 680006), (412, 627190), (515, 501752), (760, 340003), (824, 313595), (1030, 250876), (1957, 132040), (2060, 125438), (3301, 78280), (3914, 66020), (4120, 62719), (6602, 39140), (7828, 33010), (9785, 26408), (13204, 19570), (15656, 16505)]