16490280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 49896000

約数和(自身を除く): 33405720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1049, 1310, 1572, 1965, 2098, 2620, 3144, 3147, 3930, 4196, 5240, 5245, 6294, 7860, 8392, 10490, 12588, 15720, 15735, 20980, 25176, 31470, 41960, 62940, 125880, 137419, 274838, 412257, 549676, 687095, 824514, 1099352, 1374190, 1649028, 2061285, 2748380, 3298056, 4122570, 5496760, 8245140, 16490280]

約数ペア:

[(1, 16490280), (2, 8245140), (3, 5496760), (4, 4122570), (5, 3298056), (6, 2748380), (8, 2061285), (10, 1649028), (12, 1374190), (15, 1099352), (20, 824514), (24, 687095), (30, 549676), (40, 412257), (60, 274838), (120, 137419), (131, 125880), (262, 62940), (393, 41960), (524, 31470), (655, 25176), (786, 20980), (1048, 15735), (1049, 15720), (1310, 12588), (1572, 10490), (1965, 8392), (2098, 7860), (2620, 6294), (3144, 5245), (3147, 5240), (3930, 4196)]