83580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 268800

約数和(自身を除く): 185220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 398, 420, 597, 796, 995, 1194, 1393, 1990, 2388, 2786, 2985, 3980, 4179, 5572, 5970, 6965, 8358, 11940, 13930, 16716, 20895, 27860, 41790, 83580]

約数ペア:

[(1, 83580), (2, 41790), (3, 27860), (4, 20895), (5, 16716), (6, 13930), (7, 11940), (10, 8358), (12, 6965), (14, 5970), (15, 5572), (20, 4179), (21, 3980), (28, 2985), (30, 2786), (35, 2388), (42, 1990), (60, 1393), (70, 1194), (84, 995), (105, 796), (140, 597), (199, 420), (210, 398)]