199235340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25741}}^1$

素因数の和:25799

約数の個数: 72

約数和(自身を含む): 618425808

約数和(自身を除く): 419190468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 25741, 51482, 77223, 102964, 128705, 154446, 231669, 257410, 308892, 386115, 463338, 514820, 772230, 926676, 1106863, 1158345, 1544460, 2213726, 2316690, 3320589, 4427452, 4633380, 5534315, 6641178, 9961767, 11068630, 13282356, 16602945, 19923534, 22137260, 33205890, 39847068, 49808835, 66411780, 99617670, 199235340]

約数ペア:

[(1, 199235340), (2, 99617670), (3, 66411780), (4, 49808835), (5, 39847068), (6, 33205890), (9, 22137260), (10, 19923534), (12, 16602945), (15, 13282356), (18, 11068630), (20, 9961767), (30, 6641178), (36, 5534315), (43, 4633380), (45, 4427452), (60, 3320589), (86, 2316690), (90, 2213726), (129, 1544460), (172, 1158345), (180, 1106863), (215, 926676), (258, 772230), (387, 514820), (430, 463338), (516, 386115), (645, 308892), (774, 257410), (860, 231669), (1290, 154446), (1548, 128705), (1935, 102964), (2580, 77223), (3870, 51482), (7740, 25741)]