199699740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{25801}}^1$

素因数の和:25859

約数の個数: 72

約数和(自身を含む): 619867248

約数和(自身を除く): 420167508

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, 25801, 51602, 77403, 103204, 129005, 154806, 232209, 258010, 309612, 387015, 464418, 516020, 774030, 928836, 1109443, 1161045, 1548060, 2218886, 2322090, 3328329, 4437772, 4644180, 5547215, 6656658, 9984987, 11094430, 13313316, 16641645, 19969974, 22188860, 33283290, 39939948, 49924935, 66566580, 99849870, 199699740]

約数ペア:

[(1, 199699740), (2, 99849870), (3, 66566580), (4, 49924935), (5, 39939948), (6, 33283290), (9, 22188860), (10, 19969974), (12, 16641645), (15, 13313316), (18, 11094430), (20, 9984987), (30, 6656658), (36, 5547215), (43, 4644180), (45, 4437772), (60, 3328329), (86, 2322090), (90, 2218886), (129, 1548060), (172, 1161045), (180, 1109443), (215, 928836), (258, 774030), (387, 516020), (430, 464418), (516, 387015), (645, 309612), (774, 258010), (860, 232209), (1290, 154806), (1548, 129005), (1935, 103204), (2580, 77403), (3870, 51602), (7740, 25801)]