31147740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:83

約数の個数: 288

約数和(自身を含む): 115577280

約数和(自身を除く): 84429540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 29, 30, 34, 36, 39, 45, 51, 52, 54, 58, 60, 65, 68, 78, 81, 85, 87, 90, 102, 108, 116, 117, 130, 135, 145, 153, 156, 162, 170, 174, 180, 195, 204, 221, 234, 243, 255, 260, 261, 270, 290, 306, 324, 340, 348, 351, 377, 390, 405, 435, 442, 459, 468, 486, 493, 510, 522, 540, 580, 585, 612, 663, 702, 754, 765, 780, 783, 810, 870, 884, 918, 972, 986, 1020, 1044, 1053, 1105, 1131, 1170, 1215, 1305, 1326, 1377, 1404, 1479, 1508, 1530, 1566, 1620, 1740, 1755, 1836, 1885, 1972, 1989, 2106, 2210, 2262, 2295, 2340, 2349, 2430, 2465, 2610, 2652, 2754, 2958, 3060, 3132, 3159, 3315, 3393, 3510, 3770, 3915, 3978, 4131, 4212, 4420, 4437, 4524, 4590, 4698, 4860, 4930, 5220, 5265, 5508, 5655, 5916, 5967, 6318, 6409, 6630, 6786, 6885, 7020, 7047, 7395, 7540, 7830, 7956, 8262, 8874, 9180, 9396, 9860, 9945, 10179, 10530, 11310, 11745, 11934, 12636, 12818, 13260, 13311, 13572, 13770, 14094, 14790, 15660, 15795, 16524, 16965, 17748, 17901, 19227, 19890, 20358, 20655, 21060, 22185, 22620, 23490, 23868, 25636, 26622, 27540, 28188, 29580, 29835, 30537, 31590, 32045, 33930, 35235, 35802, 38454, 39780, 39933, 40716, 41310, 44370, 46980, 50895, 53244, 53703, 57681, 59670, 61074, 63180, 64090, 66555, 67860, 70470, 71604, 76908, 79866, 82620, 88740, 89505, 91611, 96135, 101790, 107406, 115362, 119340, 119799, 122148, 128180, 133110, 140940, 152685, 159732, 173043, 179010, 183222, 192270, 199665, 203580, 214812, 230724, 239598, 266220, 268515, 288405, 305370, 346086, 358020, 366444, 384540, 399330, 458055, 479196, 519129, 537030, 576810, 598995, 610740, 692172, 798660, 865215, 916110, 1038258, 1074060, 1153620, 1197990, 1557387, 1730430, 1832220, 2076516, 2395980, 2595645, 3114774, 3460860, 5191290, 6229548, 7786935, 10382580, 15573870, 31147740]

約数ペア:

[(1, 31147740), (2, 15573870), (3, 10382580), (4, 7786935), (5, 6229548), (6, 5191290), (9, 3460860), (10, 3114774), (12, 2595645), (13, 2395980), (15, 2076516), (17, 1832220), (18, 1730430), (20, 1557387), (26, 1197990), (27, 1153620), (29, 1074060), (30, 1038258), (34, 916110), (36, 865215), (39, 798660), (45, 692172), (51, 610740), (52, 598995), (54, 576810), (58, 537030), (60, 519129), (65, 479196), (68, 458055), (78, 399330), (81, 384540), (85, 366444), (87, 358020), (90, 346086), (102, 305370), (108, 288405), (116, 268515), (117, 266220), (130, 239598), (135, 230724), (145, 214812), (153, 203580), (156, 199665), (162, 192270), (170, 183222), (174, 179010), (180, 173043), (195, 159732), (204, 152685), (221, 140940), (234, 133110), (243, 128180), (255, 122148), (260, 119799), (261, 119340), (270, 115362), (290, 107406), (306, 101790), (324, 96135), (340, 91611), (348, 89505), (351, 88740), (377, 82620), (390, 79866), (405, 76908), (435, 71604), (442, 70470), (459, 67860), (468, 66555), (486, 64090), (493, 63180), (510, 61074), (522, 59670), (540, 57681), (580, 53703), (585, 53244), (612, 50895), (663, 46980), (702, 44370), (754, 41310), (765, 40716), (780, 39933), (783, 39780), (810, 38454), (870, 35802), (884, 35235), (918, 33930), (972, 32045), (986, 31590), (1020, 30537), (1044, 29835), (1053, 29580), (1105, 28188), (1131, 27540), (1170, 26622), (1215, 25636), (1305, 23868), (1326, 23490), (1377, 22620), (1404, 22185), (1479, 21060), (1508, 20655), (1530, 20358), (1566, 19890), (1620, 19227), (1740, 17901), (1755, 17748), (1836, 16965), (1885, 16524), (1972, 15795), (1989, 15660), (2106, 14790), (2210, 14094), (2262, 13770), (2295, 13572), (2340, 13311), (2349, 13260), (2430, 12818), (2465, 12636), (2610, 11934), (2652, 11745), (2754, 11310), (2958, 10530), (3060, 10179), (3132, 9945), (3159, 9860), (3315, 9396), (3393, 9180), (3510, 8874), (3770, 8262), (3915, 7956), (3978, 7830), (4131, 7540), (4212, 7395), (4420, 7047), (4437, 7020), (4524, 6885), (4590, 6786), (4698, 6630), (4860, 6409), (4930, 6318), (5220, 5967), (5265, 5916), (5508, 5655)]