19783080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 64864800

約数和(自身を除く): 45081720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 179, 180, 307, 358, 360, 537, 614, 716, 895, 921, 1074, 1228, 1432, 1535, 1611, 1790, 1842, 2148, 2456, 2685, 2763, 3070, 3222, 3580, 3684, 4296, 4605, 5370, 5526, 6140, 6444, 7160, 7368, 8055, 9210, 10740, 11052, 12280, 12888, 13815, 16110, 18420, 21480, 22104, 27630, 32220, 36840, 54953, 55260, 64440, 109906, 110520, 164859, 219812, 274765, 329718, 439624, 494577, 549530, 659436, 824295, 989154, 1099060, 1318872, 1648590, 1978308, 2198120, 2472885, 3297180, 3956616, 4945770, 6594360, 9891540, 19783080]

約数ペア:

[(1, 19783080), (2, 9891540), (3, 6594360), (4, 4945770), (5, 3956616), (6, 3297180), (8, 2472885), (9, 2198120), (10, 1978308), (12, 1648590), (15, 1318872), (18, 1099060), (20, 989154), (24, 824295), (30, 659436), (36, 549530), (40, 494577), (45, 439624), (60, 329718), (72, 274765), (90, 219812), (120, 164859), (179, 110520), (180, 109906), (307, 64440), (358, 55260), (360, 54953), (537, 36840), (614, 32220), (716, 27630), (895, 22104), (921, 21480), (1074, 18420), (1228, 16110), (1432, 13815), (1535, 12888), (1611, 12280), (1790, 11052), (1842, 10740), (2148, 9210), (2456, 8055), (2685, 7368), (2763, 7160), (3070, 6444), (3222, 6140), (3580, 5526), (3684, 5370), (4296, 4605)]