78911160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28591}}^1$

素因数の和:28628

約数の個数: 64

約数和(自身を含む): 247034880

約数和(自身を除く): 168123720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 28591, 57182, 85773, 114364, 142955, 171546, 228728, 285910, 343092, 428865, 571820, 657593, 686184, 857730, 1143640, 1315186, 1715460, 1972779, 2630372, 3287965, 3430920, 3945558, 5260744, 6575930, 7891116, 9863895, 13151860, 15782232, 19727790, 26303720, 39455580, 78911160]

約数ペア:

[(1, 78911160), (2, 39455580), (3, 26303720), (4, 19727790), (5, 15782232), (6, 13151860), (8, 9863895), (10, 7891116), (12, 6575930), (15, 5260744), (20, 3945558), (23, 3430920), (24, 3287965), (30, 2630372), (40, 1972779), (46, 1715460), (60, 1315186), (69, 1143640), (92, 857730), (115, 686184), (120, 657593), (138, 571820), (184, 428865), (230, 343092), (276, 285910), (345, 228728), (460, 171546), (552, 142955), (690, 114364), (920, 85773), (1380, 57182), (2760, 28591)]