81339000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1470

約数の個数: 128

約数和(自身を含む): 267321600

約数和(自身を除く): 185982600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 250, 285, 300, 375, 380, 456, 475, 500, 570, 600, 750, 760, 950, 1000, 1140, 1425, 1427, 1500, 1900, 2280, 2375, 2850, 2854, 3000, 3800, 4281, 4750, 5700, 5708, 7125, 7135, 8562, 9500, 11400, 11416, 14250, 14270, 17124, 19000, 21405, 27113, 28500, 28540, 34248, 35675, 42810, 54226, 57000, 57080, 71350, 81339, 85620, 107025, 108452, 135565, 142700, 162678, 171240, 178375, 214050, 216904, 271130, 285400, 325356, 356750, 406695, 428100, 535125, 542260, 650712, 677825, 713500, 813390, 856200, 1070250, 1084520, 1355650, 1427000, 1626780, 2033475, 2140500, 2711300, 3253560, 3389125, 4066950, 4281000, 5422600, 6778250, 8133900, 10167375, 13556500, 16267800, 20334750, 27113000, 40669500, 81339000]

約数ペア:

[(1, 81339000), (2, 40669500), (3, 27113000), (4, 20334750), (5, 16267800), (6, 13556500), (8, 10167375), (10, 8133900), (12, 6778250), (15, 5422600), (19, 4281000), (20, 4066950), (24, 3389125), (25, 3253560), (30, 2711300), (38, 2140500), (40, 2033475), (50, 1626780), (57, 1427000), (60, 1355650), (75, 1084520), (76, 1070250), (95, 856200), (100, 813390), (114, 713500), (120, 677825), (125, 650712), (150, 542260), (152, 535125), (190, 428100), (200, 406695), (228, 356750), (250, 325356), (285, 285400), (300, 271130), (375, 216904), (380, 214050), (456, 178375), (475, 171240), (500, 162678), (570, 142700), (600, 135565), (750, 108452), (760, 107025), (950, 85620), (1000, 81339), (1140, 71350), (1425, 57080), (1427, 57000), (1500, 54226), (1900, 42810), (2280, 35675), (2375, 34248), (2850, 28540), (2854, 28500), (3000, 27113), (3800, 21405), (4281, 19000), (4750, 17124), (5700, 14270), (5708, 14250), (7125, 11416), (7135, 11400), (8562, 9500)]