219294840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42499}}^1$

素因数の和:42556

約数の個数: 64

約数和(自身を含む): 673200000

約数和(自身を除く): 453905160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 42499, 84998, 127497, 169996, 212495, 254994, 339992, 424990, 509988, 637485, 849980, 1019976, 1274970, 1699960, 1827457, 2549940, 3654914, 5099880, 5482371, 7309828, 9137285, 10964742, 14619656, 18274570, 21929484, 27411855, 36549140, 43858968, 54823710, 73098280, 109647420, 219294840]

約数ペア:

[(1, 219294840), (2, 109647420), (3, 73098280), (4, 54823710), (5, 43858968), (6, 36549140), (8, 27411855), (10, 21929484), (12, 18274570), (15, 14619656), (20, 10964742), (24, 9137285), (30, 7309828), (40, 5482371), (43, 5099880), (60, 3654914), (86, 2549940), (120, 1827457), (129, 1699960), (172, 1274970), (215, 1019976), (258, 849980), (344, 637485), (430, 509988), (516, 424990), (645, 339992), (860, 254994), (1032, 212495), (1290, 169996), (1720, 127497), (2580, 84998), (5160, 42499)]