255875880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164023}}^1$

素因数の和:164050

約数の個数: 64

約数和(自身を含む): 826680960

約数和(自身を除く): 570805080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 164023, 328046, 492069, 656092, 820115, 984138, 1312184, 1640230, 1968276, 2132299, 2460345, 3280460, 3936552, 4264598, 4920690, 6396897, 6560920, 8529196, 9841380, 10661495, 12793794, 17058392, 19682760, 21322990, 25587588, 31984485, 42645980, 51175176, 63968970, 85291960, 127937940, 255875880]

約数ペア:

[(1, 255875880), (2, 127937940), (3, 85291960), (4, 63968970), (5, 51175176), (6, 42645980), (8, 31984485), (10, 25587588), (12, 21322990), (13, 19682760), (15, 17058392), (20, 12793794), (24, 10661495), (26, 9841380), (30, 8529196), (39, 6560920), (40, 6396897), (52, 4920690), (60, 4264598), (65, 3936552), (78, 3280460), (104, 2460345), (120, 2132299), (130, 1968276), (156, 1640230), (195, 1312184), (260, 984138), (312, 820115), (390, 656092), (520, 492069), (780, 328046), (1560, 164023)]