219476040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{261281}}^1$

素因数の和:261302

約数の個数: 64

約数和(自身を含む): 752492160

約数和(自身を除く): 533016120

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, 420, 840, 261281, 522562, 783843, 1045124, 1306405, 1567686, 1828967, 2090248, 2612810, 3135372, 3657934, 3919215, 5225620, 5486901, 6270744, 7315868, 7838430, 9144835, 10451240, 10973802, 14631736, 15676860, 18289670, 21947604, 27434505, 31353720, 36579340, 43895208, 54869010, 73158680, 109738020, 219476040]

約数ペア:

[(1, 219476040), (2, 109738020), (3, 73158680), (4, 54869010), (5, 43895208), (6, 36579340), (7, 31353720), (8, 27434505), (10, 21947604), (12, 18289670), (14, 15676860), (15, 14631736), (20, 10973802), (21, 10451240), (24, 9144835), (28, 7838430), (30, 7315868), (35, 6270744), (40, 5486901), (42, 5225620), (56, 3919215), (60, 3657934), (70, 3135372), (84, 2612810), (105, 2090248), (120, 1828967), (140, 1567686), (168, 1306405), (210, 1045124), (280, 783843), (420, 522562), (840, 261281)]