381877980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{578603}}^1$

素因数の和:578626

約数の個数: 48

約数和(自身を含む): 1166465664

約数和(自身を除く): 784587684

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 578603, 1157206, 1735809, 2314412, 2893015, 3471618, 5786030, 6364633, 6943236, 8679045, 11572060, 12729266, 17358090, 19093899, 25458532, 31823165, 34716180, 38187798, 63646330, 76375596, 95469495, 127292660, 190938990, 381877980]

約数ペア:

[(1, 381877980), (2, 190938990), (3, 127292660), (4, 95469495), (5, 76375596), (6, 63646330), (10, 38187798), (11, 34716180), (12, 31823165), (15, 25458532), (20, 19093899), (22, 17358090), (30, 12729266), (33, 11572060), (44, 8679045), (55, 6943236), (60, 6364633), (66, 5786030), (110, 3471618), (132, 2893015), (165, 2314412), (220, 1735809), (330, 1157206), (660, 578603)]