221630920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1549}}^1$

素因数の和:1647

約数の個数: 96

約数和(自身を含む): 588411000

約数和(自身を除く): 366780080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 584, 730, 980, 1022, 1460, 1549, 1960, 2044, 2555, 2920, 3098, 3577, 4088, 5110, 6196, 7154, 7745, 10220, 10843, 12392, 14308, 15490, 17885, 20440, 21686, 28616, 30980, 35770, 43372, 54215, 61960, 71540, 75901, 86744, 108430, 113077, 143080, 151802, 216860, 226154, 303604, 379505, 433720, 452308, 565385, 607208, 759010, 791539, 904616, 1130770, 1518020, 1583078, 2261540, 3036040, 3166156, 3957695, 4523080, 5540773, 6332312, 7915390, 11081546, 15830780, 22163092, 27703865, 31661560, 44326184, 55407730, 110815460, 221630920]

約数ペア:

[(1, 221630920), (2, 110815460), (4, 55407730), (5, 44326184), (7, 31661560), (8, 27703865), (10, 22163092), (14, 15830780), (20, 11081546), (28, 7915390), (35, 6332312), (40, 5540773), (49, 4523080), (56, 3957695), (70, 3166156), (73, 3036040), (98, 2261540), (140, 1583078), (146, 1518020), (196, 1130770), (245, 904616), (280, 791539), (292, 759010), (365, 607208), (392, 565385), (490, 452308), (511, 433720), (584, 379505), (730, 303604), (980, 226154), (1022, 216860), (1460, 151802), (1549, 143080), (1960, 113077), (2044, 108430), (2555, 86744), (2920, 75901), (3098, 71540), (3577, 61960), (4088, 54215), (5110, 43372), (6196, 35770), (7154, 30980), (7745, 28616), (10220, 21686), (10843, 20440), (12392, 17885), (14308, 15490)]