193142440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{647}}^1$

素因数の和:1114

約数の個数: 64

約数和(自身を含む): 461894400

約数和(自身を除く): 268751960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 439, 647, 680, 878, 1294, 1756, 2195, 2588, 3235, 3512, 4390, 5176, 6470, 7463, 8780, 10999, 12940, 14926, 17560, 21998, 25880, 29852, 37315, 43996, 54995, 59704, 74630, 87992, 109990, 149260, 219980, 284033, 298520, 439960, 568066, 1136132, 1420165, 2272264, 2840330, 4828561, 5680660, 9657122, 11361320, 19314244, 24142805, 38628488, 48285610, 96571220, 193142440]

約数ペア:

[(1, 193142440), (2, 96571220), (4, 48285610), (5, 38628488), (8, 24142805), (10, 19314244), (17, 11361320), (20, 9657122), (34, 5680660), (40, 4828561), (68, 2840330), (85, 2272264), (136, 1420165), (170, 1136132), (340, 568066), (439, 439960), (647, 298520), (680, 284033), (878, 219980), (1294, 149260), (1756, 109990), (2195, 87992), (2588, 74630), (3235, 59704), (3512, 54995), (4390, 43996), (5176, 37315), (6470, 29852), (7463, 25880), (8780, 21998), (10999, 17560), (12940, 14926)]