55780920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 256

約数和(自身を含む): 208656000

約数和(自身を除く): 152875080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 52, 54, 58, 60, 65, 72, 78, 87, 90, 104, 108, 116, 117, 120, 130, 135, 137, 145, 156, 174, 180, 195, 216, 232, 234, 260, 261, 270, 274, 290, 312, 348, 351, 360, 377, 390, 411, 435, 468, 520, 522, 540, 548, 580, 585, 685, 696, 702, 754, 780, 783, 822, 870, 936, 1044, 1080, 1096, 1131, 1160, 1170, 1233, 1305, 1370, 1404, 1508, 1560, 1566, 1644, 1740, 1755, 1781, 1885, 2055, 2088, 2262, 2340, 2466, 2610, 2740, 2808, 3016, 3132, 3288, 3393, 3480, 3510, 3562, 3699, 3770, 3915, 3973, 4110, 4524, 4680, 4932, 5220, 5343, 5480, 5655, 6165, 6264, 6786, 7020, 7124, 7398, 7540, 7830, 7946, 8220, 8905, 9048, 9864, 10179, 10440, 10686, 11310, 11919, 12330, 13572, 14040, 14248, 14796, 15080, 15660, 15892, 16029, 16440, 16965, 17810, 18495, 19865, 20358, 21372, 22620, 23838, 24660, 26715, 27144, 29592, 31320, 31784, 32058, 33930, 35620, 35757, 36990, 39730, 40716, 42744, 45240, 47676, 48087, 49320, 50895, 51649, 53430, 59595, 64116, 67860, 71240, 71514, 73980, 79460, 80145, 81432, 95352, 96174, 101790, 103298, 106860, 107271, 119190, 128232, 135720, 143028, 147960, 154947, 158920, 160290, 178785, 192348, 203580, 206596, 213720, 214542, 238380, 240435, 258245, 286056, 309894, 320580, 357570, 384696, 407160, 413192, 429084, 464841, 476760, 480870, 516490, 536355, 619788, 641160, 715140, 774735, 858168, 929682, 961740, 1032980, 1072710, 1239576, 1394523, 1430280, 1549470, 1859364, 1923480, 2065960, 2145420, 2324205, 2789046, 3098940, 3718728, 4290840, 4648410, 5578092, 6197880, 6972615, 9296820, 11156184, 13945230, 18593640, 27890460, 55780920]

約数ペア:

[(1, 55780920), (2, 27890460), (3, 18593640), (4, 13945230), (5, 11156184), (6, 9296820), (8, 6972615), (9, 6197880), (10, 5578092), (12, 4648410), (13, 4290840), (15, 3718728), (18, 3098940), (20, 2789046), (24, 2324205), (26, 2145420), (27, 2065960), (29, 1923480), (30, 1859364), (36, 1549470), (39, 1430280), (40, 1394523), (45, 1239576), (52, 1072710), (54, 1032980), (58, 961740), (60, 929682), (65, 858168), (72, 774735), (78, 715140), (87, 641160), (90, 619788), (104, 536355), (108, 516490), (116, 480870), (117, 476760), (120, 464841), (130, 429084), (135, 413192), (137, 407160), (145, 384696), (156, 357570), (174, 320580), (180, 309894), (195, 286056), (216, 258245), (232, 240435), (234, 238380), (260, 214542), (261, 213720), (270, 206596), (274, 203580), (290, 192348), (312, 178785), (348, 160290), (351, 158920), (360, 154947), (377, 147960), (390, 143028), (411, 135720), (435, 128232), (468, 119190), (520, 107271), (522, 106860), (540, 103298), (548, 101790), (580, 96174), (585, 95352), (685, 81432), (696, 80145), (702, 79460), (754, 73980), (780, 71514), (783, 71240), (822, 67860), (870, 64116), (936, 59595), (1044, 53430), (1080, 51649), (1096, 50895), (1131, 49320), (1160, 48087), (1170, 47676), (1233, 45240), (1305, 42744), (1370, 40716), (1404, 39730), (1508, 36990), (1560, 35757), (1566, 35620), (1644, 33930), (1740, 32058), (1755, 31784), (1781, 31320), (1885, 29592), (2055, 27144), (2088, 26715), (2262, 24660), (2340, 23838), (2466, 22620), (2610, 21372), (2740, 20358), (2808, 19865), (3016, 18495), (3132, 17810), (3288, 16965), (3393, 16440), (3480, 16029), (3510, 15892), (3562, 15660), (3699, 15080), (3770, 14796), (3915, 14248), (3973, 14040), (4110, 13572), (4524, 12330), (4680, 11919), (4932, 11310), (5220, 10686), (5343, 10440), (5480, 10179), (5655, 9864), (6165, 9048), (6264, 8905), (6786, 8220), (7020, 7946), (7124, 7830), (7398, 7540)]