202219880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{463}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 466041600

約数和(自身を除く): 263821720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 179, 244, 305, 358, 463, 488, 610, 716, 895, 926, 1220, 1432, 1790, 1852, 2315, 2440, 3580, 3704, 4630, 7160, 9260, 10919, 18520, 21838, 28243, 43676, 54595, 56486, 82877, 87352, 109190, 112972, 141215, 165754, 218380, 225944, 282430, 331508, 414385, 436760, 564860, 663016, 828770, 1129720, 1657540, 3315080, 5055497, 10110994, 20221988, 25277485, 40443976, 50554970, 101109940, 202219880]

約数ペア:

[(1, 202219880), (2, 101109940), (4, 50554970), (5, 40443976), (8, 25277485), (10, 20221988), (20, 10110994), (40, 5055497), (61, 3315080), (122, 1657540), (179, 1129720), (244, 828770), (305, 663016), (358, 564860), (463, 436760), (488, 414385), (610, 331508), (716, 282430), (895, 225944), (926, 218380), (1220, 165754), (1432, 141215), (1790, 112972), (1852, 109190), (2315, 87352), (2440, 82877), (3580, 56486), (3704, 54595), (4630, 43676), (7160, 28243), (9260, 21838), (10919, 18520)]