1278960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^2$

素因数の和:162

約数の個数: 60

約数和(自身を含む): 4019832

約数和(自身を除く): 2740872

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1752, 2190, 2920, 3504, 4380, 5329, 5840, 8760, 10658, 15987, 17520, 21316, 26645, 31974, 42632, 53290, 63948, 79935, 85264, 106580, 127896, 159870, 213160, 255792, 319740, 426320, 639480, 1278960]

約数ペア:

[(1, 1278960), (2, 639480), (3, 426320), (4, 319740), (5, 255792), (6, 213160), (8, 159870), (10, 127896), (12, 106580), (15, 85264), (16, 79935), (20, 63948), (24, 53290), (30, 42632), (40, 31974), (48, 26645), (60, 21316), (73, 17520), (80, 15987), (120, 10658), (146, 8760), (219, 5840), (240, 5329), (292, 4380), (365, 3504), (438, 2920), (584, 2190), (730, 1752), (876, 1460), (1095, 1168)]