123780160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{55259}}^1$

素因数の和:55283

約数の個数: 56

約数和(自身を含む): 336864960

約数和(自身を除く): 213084800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 55259, 110518, 221036, 276295, 386813, 442072, 552590, 773626, 884144, 1105180, 1547252, 1768288, 1934065, 2210360, 3094504, 3536576, 3868130, 4420720, 6189008, 7736260, 8841440, 12378016, 15472520, 17682880, 24756032, 30945040, 61890080, 123780160]

約数ペア:

[(1, 123780160), (2, 61890080), (4, 30945040), (5, 24756032), (7, 17682880), (8, 15472520), (10, 12378016), (14, 8841440), (16, 7736260), (20, 6189008), (28, 4420720), (32, 3868130), (35, 3536576), (40, 3094504), (56, 2210360), (64, 1934065), (70, 1768288), (80, 1547252), (112, 1105180), (140, 884144), (160, 773626), (224, 552590), (280, 442072), (320, 386813), (448, 276295), (560, 221036), (1120, 110518), (2240, 55259)]