230020980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1949}}^1$

素因数の和:2249

約数の個数: 96

約数和(自身を含む): 739065600

約数和(自身を除く): 509044620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 281, 420, 562, 843, 1124, 1405, 1686, 1949, 1967, 2810, 3372, 3898, 3934, 4215, 5620, 5847, 5901, 7796, 7868, 8430, 9745, 9835, 11694, 11802, 13643, 16860, 19490, 19670, 23388, 23604, 27286, 29235, 29505, 38980, 39340, 40929, 54572, 58470, 59010, 68215, 81858, 116940, 118020, 136430, 163716, 204645, 272860, 409290, 547669, 818580, 1095338, 1643007, 2190676, 2738345, 3286014, 3833683, 5476690, 6572028, 7667366, 8215035, 10953380, 11501049, 15334732, 16430070, 19168415, 23002098, 32860140, 38336830, 46004196, 57505245, 76673660, 115010490, 230020980]

約数ペア:

[(1, 230020980), (2, 115010490), (3, 76673660), (4, 57505245), (5, 46004196), (6, 38336830), (7, 32860140), (10, 23002098), (12, 19168415), (14, 16430070), (15, 15334732), (20, 11501049), (21, 10953380), (28, 8215035), (30, 7667366), (35, 6572028), (42, 5476690), (60, 3833683), (70, 3286014), (84, 2738345), (105, 2190676), (140, 1643007), (210, 1095338), (281, 818580), (420, 547669), (562, 409290), (843, 272860), (1124, 204645), (1405, 163716), (1686, 136430), (1949, 118020), (1967, 116940), (2810, 81858), (3372, 68215), (3898, 59010), (3934, 58470), (4215, 54572), (5620, 40929), (5847, 39340), (5901, 38980), (7796, 29505), (7868, 29235), (8430, 27286), (9745, 23604), (9835, 23388), (11694, 19670), (11802, 19490), (13643, 16860)]