85071420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1$

素因数の和:760

約数の個数: 144

約数和(自身を含む): 298142208

約数和(自身を除く): 213070788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 107, 126, 140, 180, 210, 214, 252, 315, 321, 420, 428, 535, 630, 631, 642, 749, 963, 1070, 1260, 1262, 1284, 1498, 1605, 1893, 1926, 2140, 2247, 2524, 2996, 3155, 3210, 3745, 3786, 3852, 4417, 4494, 4815, 5679, 6310, 6420, 6741, 7490, 7572, 8834, 8988, 9465, 9630, 11235, 11358, 12620, 13251, 13482, 14980, 17668, 18930, 19260, 22085, 22470, 22716, 26502, 26964, 28395, 33705, 37860, 39753, 44170, 44940, 53004, 56790, 66255, 67410, 67517, 79506, 88340, 113580, 132510, 134820, 135034, 159012, 198765, 202551, 265020, 270068, 337585, 397530, 405102, 472619, 607653, 675170, 795060, 810204, 945238, 1012755, 1215306, 1350340, 1417857, 1890476, 2025510, 2363095, 2430612, 2835714, 3038265, 4051020, 4253571, 4726190, 5671428, 6076530, 7089285, 8507142, 9452380, 12153060, 14178570, 17014284, 21267855, 28357140, 42535710, 85071420]

約数ペア:

[(1, 85071420), (2, 42535710), (3, 28357140), (4, 21267855), (5, 17014284), (6, 14178570), (7, 12153060), (9, 9452380), (10, 8507142), (12, 7089285), (14, 6076530), (15, 5671428), (18, 4726190), (20, 4253571), (21, 4051020), (28, 3038265), (30, 2835714), (35, 2430612), (36, 2363095), (42, 2025510), (45, 1890476), (60, 1417857), (63, 1350340), (70, 1215306), (84, 1012755), (90, 945238), (105, 810204), (107, 795060), (126, 675170), (140, 607653), (180, 472619), (210, 405102), (214, 397530), (252, 337585), (315, 270068), (321, 265020), (420, 202551), (428, 198765), (535, 159012), (630, 135034), (631, 134820), (642, 132510), (749, 113580), (963, 88340), (1070, 79506), (1260, 67517), (1262, 67410), (1284, 66255), (1498, 56790), (1605, 53004), (1893, 44940), (1926, 44170), (2140, 39753), (2247, 37860), (2524, 33705), (2996, 28395), (3155, 26964), (3210, 26502), (3745, 22716), (3786, 22470), (3852, 22085), (4417, 19260), (4494, 18930), (4815, 17668), (5679, 14980), (6310, 13482), (6420, 13251), (6741, 12620), (7490, 11358), (7572, 11235), (8834, 9630), (8988, 9465)]