127697640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{541}}^1$

素因数の和:843

約数の個数: 128

約数和(自身を含む): 440190720

約数和(自身を除く): 312493080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 281, 420, 541, 562, 840, 843, 1082, 1124, 1405, 1623, 1686, 1967, 2164, 2248, 2705, 2810, 3246, 3372, 3787, 3934, 4215, 4328, 5410, 5620, 5901, 6492, 6744, 7574, 7868, 8115, 8430, 9835, 10820, 11240, 11361, 11802, 12984, 15148, 15736, 16230, 16860, 18935, 19670, 21640, 22722, 23604, 29505, 30296, 32460, 33720, 37870, 39340, 45444, 47208, 56805, 59010, 64920, 75740, 78680, 90888, 113610, 118020, 151480, 152021, 227220, 236040, 304042, 454440, 456063, 608084, 760105, 912126, 1064147, 1216168, 1520210, 1824252, 2128294, 2280315, 3040420, 3192441, 3648504, 4256588, 4560630, 5320735, 6080840, 6384882, 8513176, 9121260, 10641470, 12769764, 15962205, 18242520, 21282940, 25539528, 31924410, 42565880, 63848820, 127697640]

約数ペア:

[(1, 127697640), (2, 63848820), (3, 42565880), (4, 31924410), (5, 25539528), (6, 21282940), (7, 18242520), (8, 15962205), (10, 12769764), (12, 10641470), (14, 9121260), (15, 8513176), (20, 6384882), (21, 6080840), (24, 5320735), (28, 4560630), (30, 4256588), (35, 3648504), (40, 3192441), (42, 3040420), (56, 2280315), (60, 2128294), (70, 1824252), (84, 1520210), (105, 1216168), (120, 1064147), (140, 912126), (168, 760105), (210, 608084), (280, 456063), (281, 454440), (420, 304042), (541, 236040), (562, 227220), (840, 152021), (843, 151480), (1082, 118020), (1124, 113610), (1405, 90888), (1623, 78680), (1686, 75740), (1967, 64920), (2164, 59010), (2248, 56805), (2705, 47208), (2810, 45444), (3246, 39340), (3372, 37870), (3787, 33720), (3934, 32460), (4215, 30296), (4328, 29505), (5410, 23604), (5620, 22722), (5901, 21640), (6492, 19670), (6744, 18935), (7574, 16860), (7868, 16230), (8115, 15736), (8430, 15148), (9835, 12984), (10820, 11802), (11240, 11361)]