68200020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:614

約数の個数: 144

約数和(自身を含む): 239016960

約数和(自身を除く): 170816940

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, 113, 126, 140, 180, 210, 226, 252, 315, 339, 420, 452, 479, 565, 630, 678, 791, 958, 1017, 1130, 1260, 1356, 1437, 1582, 1695, 1916, 2034, 2260, 2373, 2395, 2874, 3164, 3353, 3390, 3955, 4068, 4311, 4746, 4790, 5085, 5748, 6706, 6780, 7119, 7185, 7910, 8622, 9492, 9580, 10059, 10170, 11865, 13412, 14238, 14370, 15820, 16765, 17244, 20118, 20340, 21555, 23730, 28476, 28740, 30177, 33530, 35595, 40236, 43110, 47460, 50295, 54127, 60354, 67060, 71190, 86220, 100590, 108254, 120708, 142380, 150885, 162381, 201180, 216508, 270635, 301770, 324762, 378889, 487143, 541270, 603540, 649524, 757778, 811905, 974286, 1082540, 1136667, 1515556, 1623810, 1894445, 1948572, 2273334, 2435715, 3247620, 3410001, 3788890, 4546668, 4871430, 5683335, 6820002, 7577780, 9742860, 11366670, 13640004, 17050005, 22733340, 34100010, 68200020]

約数ペア:

[(1, 68200020), (2, 34100010), (3, 22733340), (4, 17050005), (5, 13640004), (6, 11366670), (7, 9742860), (9, 7577780), (10, 6820002), (12, 5683335), (14, 4871430), (15, 4546668), (18, 3788890), (20, 3410001), (21, 3247620), (28, 2435715), (30, 2273334), (35, 1948572), (36, 1894445), (42, 1623810), (45, 1515556), (60, 1136667), (63, 1082540), (70, 974286), (84, 811905), (90, 757778), (105, 649524), (113, 603540), (126, 541270), (140, 487143), (180, 378889), (210, 324762), (226, 301770), (252, 270635), (315, 216508), (339, 201180), (420, 162381), (452, 150885), (479, 142380), (565, 120708), (630, 108254), (678, 100590), (791, 86220), (958, 71190), (1017, 67060), (1130, 60354), (1260, 54127), (1356, 50295), (1437, 47460), (1582, 43110), (1695, 40236), (1916, 35595), (2034, 33530), (2260, 30177), (2373, 28740), (2395, 28476), (2874, 23730), (3164, 21555), (3353, 20340), (3390, 20118), (3955, 17244), (4068, 16765), (4311, 15820), (4746, 14370), (4790, 14238), (5085, 13412), (5748, 11865), (6706, 10170), (6780, 10059), (7119, 9580), (7185, 9492), (7910, 8622)]