281224860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2153}}^1$

素因数の和:2483

約数の個数: 96

約数和(自身を含む): 903232512

約数和(自身を除く): 622007652

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, 311, 420, 622, 933, 1244, 1555, 1866, 2153, 2177, 3110, 3732, 4306, 4354, 4665, 6220, 6459, 6531, 8612, 8708, 9330, 10765, 10885, 12918, 13062, 15071, 18660, 21530, 21770, 25836, 26124, 30142, 32295, 32655, 43060, 43540, 45213, 60284, 64590, 65310, 75355, 90426, 129180, 130620, 150710, 180852, 226065, 301420, 452130, 669583, 904260, 1339166, 2008749, 2678332, 3347915, 4017498, 4687081, 6695830, 8034996, 9374162, 10043745, 13391660, 14061243, 18748324, 20087490, 23435405, 28122486, 40174980, 46870810, 56244972, 70306215, 93741620, 140612430, 281224860]

約数ペア:

[(1, 281224860), (2, 140612430), (3, 93741620), (4, 70306215), (5, 56244972), (6, 46870810), (7, 40174980), (10, 28122486), (12, 23435405), (14, 20087490), (15, 18748324), (20, 14061243), (21, 13391660), (28, 10043745), (30, 9374162), (35, 8034996), (42, 6695830), (60, 4687081), (70, 4017498), (84, 3347915), (105, 2678332), (140, 2008749), (210, 1339166), (311, 904260), (420, 669583), (622, 452130), (933, 301420), (1244, 226065), (1555, 180852), (1866, 150710), (2153, 130620), (2177, 129180), (3110, 90426), (3732, 75355), (4306, 65310), (4354, 64590), (4665, 60284), (6220, 45213), (6459, 43540), (6531, 43060), (8612, 32655), (8708, 32295), (9330, 30142), (10765, 26124), (10885, 25836), (12918, 21770), (13062, 21530), (15071, 18660)]