51490620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 192

約数和(自身を含む): 174182400

約数和(自身を除く): 122691780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 71, 79, 85, 90, 102, 108, 135, 142, 153, 158, 170, 180, 204, 213, 237, 255, 270, 284, 306, 316, 340, 355, 395, 426, 459, 474, 510, 540, 612, 639, 710, 711, 765, 790, 852, 918, 948, 1020, 1065, 1185, 1207, 1278, 1343, 1420, 1422, 1530, 1580, 1836, 1917, 2130, 2133, 2295, 2370, 2414, 2556, 2686, 2844, 3060, 3195, 3555, 3621, 3834, 4029, 4260, 4266, 4590, 4740, 4828, 5372, 5609, 6035, 6390, 6715, 7110, 7242, 7668, 8058, 8532, 9180, 9585, 10665, 10863, 11218, 12070, 12087, 12780, 13430, 14220, 14484, 16116, 16827, 18105, 19170, 20145, 21330, 21726, 22436, 24140, 24174, 26860, 28045, 32589, 33654, 36210, 36261, 38340, 40290, 42660, 43452, 48348, 50481, 54315, 56090, 60435, 65178, 67308, 72420, 72522, 80580, 84135, 95353, 100962, 108630, 112180, 120870, 130356, 145044, 151443, 162945, 168270, 181305, 190706, 201924, 217260, 241740, 252405, 286059, 302886, 325890, 336540, 362610, 381412, 476765, 504810, 572118, 605772, 651780, 725220, 757215, 858177, 953530, 1009620, 1144236, 1430295, 1514430, 1716354, 1907060, 2574531, 2860590, 3028860, 3432708, 4290885, 5149062, 5721180, 8581770, 10298124, 12872655, 17163540, 25745310, 51490620]

約数ペア:

[(1, 51490620), (2, 25745310), (3, 17163540), (4, 12872655), (5, 10298124), (6, 8581770), (9, 5721180), (10, 5149062), (12, 4290885), (15, 3432708), (17, 3028860), (18, 2860590), (20, 2574531), (27, 1907060), (30, 1716354), (34, 1514430), (36, 1430295), (45, 1144236), (51, 1009620), (54, 953530), (60, 858177), (68, 757215), (71, 725220), (79, 651780), (85, 605772), (90, 572118), (102, 504810), (108, 476765), (135, 381412), (142, 362610), (153, 336540), (158, 325890), (170, 302886), (180, 286059), (204, 252405), (213, 241740), (237, 217260), (255, 201924), (270, 190706), (284, 181305), (306, 168270), (316, 162945), (340, 151443), (355, 145044), (395, 130356), (426, 120870), (459, 112180), (474, 108630), (510, 100962), (540, 95353), (612, 84135), (639, 80580), (710, 72522), (711, 72420), (765, 67308), (790, 65178), (852, 60435), (918, 56090), (948, 54315), (1020, 50481), (1065, 48348), (1185, 43452), (1207, 42660), (1278, 40290), (1343, 38340), (1420, 36261), (1422, 36210), (1530, 33654), (1580, 32589), (1836, 28045), (1917, 26860), (2130, 24174), (2133, 24140), (2295, 22436), (2370, 21726), (2414, 21330), (2556, 20145), (2686, 19170), (2844, 18105), (3060, 16827), (3195, 16116), (3555, 14484), (3621, 14220), (3834, 13430), (4029, 12780), (4260, 12087), (4266, 12070), (4590, 11218), (4740, 10863), (4828, 10665), (5372, 9585), (5609, 9180), (6035, 8532), (6390, 8058), (6715, 7668), (7110, 7242)]