221287710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4409}}^1$

素因数の和:4665

約数の個数: 64

約数和(自身を含む): 609638400

約数和(自身を除く): 388350690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 239, 478, 717, 1195, 1434, 1673, 2390, 3346, 3585, 4409, 5019, 7170, 8365, 8818, 10038, 13227, 16730, 22045, 25095, 26454, 30863, 44090, 50190, 61726, 66135, 92589, 132270, 154315, 185178, 308630, 462945, 925890, 1053751, 2107502, 3161253, 5268755, 6322506, 7376257, 10537510, 14752514, 15806265, 22128771, 31612530, 36881285, 44257542, 73762570, 110643855, 221287710]

約数ペア:

[(1, 221287710), (2, 110643855), (3, 73762570), (5, 44257542), (6, 36881285), (7, 31612530), (10, 22128771), (14, 15806265), (15, 14752514), (21, 10537510), (30, 7376257), (35, 6322506), (42, 5268755), (70, 3161253), (105, 2107502), (210, 1053751), (239, 925890), (478, 462945), (717, 308630), (1195, 185178), (1434, 154315), (1673, 132270), (2390, 92589), (3346, 66135), (3585, 61726), (4409, 50190), (5019, 44090), (7170, 30863), (8365, 26454), (8818, 25095), (10038, 22045), (13227, 16730)]