223671420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9343}}^1$

素因数の和:9384

約数の個数: 144

約数和(自身を含む): 816291840

約数和(自身を除く): 592620420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 9343, 11970, 18686, 23940, 28029, 37372, 46715, 56058, 65401, 84087, 93430, 112116, 130802, 140145, 168174, 177517, 186860, 196203, 261604, 280290, 327005, 336348, 355034, 392406, 420435, 532551, 560580, 588609, 654010, 710068, 784812, 840870, 887585, 981015, 1065102, 1177218, 1242619, 1308020, 1597653, 1681740, 1775170, 1962030, 2130204, 2354436, 2485238, 2662755, 2943045, 3195306, 3550340, 3727857, 3924060, 4970476, 5325510, 5886090, 6213095, 6390612, 7455714, 7988265, 10651020, 11183571, 11772180, 12426190, 14911428, 15976530, 18639285, 22367142, 24852380, 31953060, 37278570, 44734284, 55917855, 74557140, 111835710, 223671420]

約数ペア:

[(1, 223671420), (2, 111835710), (3, 74557140), (4, 55917855), (5, 44734284), (6, 37278570), (7, 31953060), (9, 24852380), (10, 22367142), (12, 18639285), (14, 15976530), (15, 14911428), (18, 12426190), (19, 11772180), (20, 11183571), (21, 10651020), (28, 7988265), (30, 7455714), (35, 6390612), (36, 6213095), (38, 5886090), (42, 5325510), (45, 4970476), (57, 3924060), (60, 3727857), (63, 3550340), (70, 3195306), (76, 2943045), (84, 2662755), (90, 2485238), (95, 2354436), (105, 2130204), (114, 1962030), (126, 1775170), (133, 1681740), (140, 1597653), (171, 1308020), (180, 1242619), (190, 1177218), (210, 1065102), (228, 981015), (252, 887585), (266, 840870), (285, 784812), (315, 710068), (342, 654010), (380, 588609), (399, 560580), (420, 532551), (532, 420435), (570, 392406), (630, 355034), (665, 336348), (684, 327005), (798, 280290), (855, 261604), (1140, 196203), (1197, 186860), (1260, 177517), (1330, 168174), (1596, 140145), (1710, 130802), (1995, 112116), (2394, 93430), (2660, 84087), (3420, 65401), (3990, 56058), (4788, 46715), (5985, 37372), (7980, 28029), (9343, 23940), (11970, 18686)]