557687520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3$

素因数の和:127

約数の個数: 288

約数和(自身を含む): 2117816064

約数和(自身を除く): 1560128544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 32, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 96, 104, 117, 120, 124, 130, 144, 155, 156, 160, 180, 186, 195, 208, 234, 240, 248, 260, 279, 288, 310, 312, 360, 372, 390, 403, 416, 465, 468, 480, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 930, 936, 961, 992, 1040, 1116, 1170, 1209, 1240, 1248, 1395, 1440, 1488, 1560, 1612, 1860, 1872, 1922, 2015, 2080, 2232, 2340, 2418, 2480, 2790, 2883, 2976, 3120, 3224, 3627, 3720, 3744, 3844, 4030, 4464, 4680, 4805, 4836, 4960, 5580, 5766, 6045, 6240, 6448, 7254, 7440, 7688, 8060, 8649, 8928, 9360, 9610, 9672, 11160, 11532, 12090, 12493, 12896, 14415, 14508, 14880, 15376, 16120, 17298, 18135, 18720, 19220, 19344, 22320, 23064, 24180, 24986, 28830, 29016, 29791, 30752, 32240, 34596, 36270, 37479, 38440, 38688, 43245, 44640, 46128, 48360, 49972, 57660, 58032, 59582, 62465, 64480, 69192, 72540, 74958, 76880, 86490, 89373, 92256, 96720, 99944, 112437, 115320, 116064, 119164, 124930, 138384, 145080, 148955, 149916, 153760, 172980, 178746, 187395, 193440, 199888, 224874, 230640, 238328, 249860, 268119, 276768, 290160, 297910, 299832, 345960, 357492, 374790, 387283, 399776, 446865, 449748, 461280, 476656, 499720, 536238, 562185, 580320, 595820, 599664, 691920, 714984, 749580, 774566, 893730, 899496, 953312, 999440, 1072476, 1124370, 1161849, 1191640, 1199328, 1340595, 1383840, 1429968, 1499160, 1549132, 1787460, 1798992, 1936415, 1998880, 2144952, 2248740, 2323698, 2383280, 2681190, 2859936, 2998320, 3098264, 3485547, 3574920, 3597984, 3872830, 4289904, 4497480, 4647396, 4766560, 5362380, 5809245, 5996640, 6196528, 6971094, 7149840, 7745660, 8579808, 8994960, 9294792, 10724760, 11618490, 12393056, 13942188, 14299680, 15491320, 17427735, 17989920, 18589584, 21449520, 23236980, 27884376, 30982640, 34855470, 37179168, 42899040, 46473960, 55768752, 61965280, 69710940, 92947920, 111537504, 139421880, 185895840, 278843760, 557687520]

約数ペア:

[(1, 557687520), (2, 278843760), (3, 185895840), (4, 139421880), (5, 111537504), (6, 92947920), (8, 69710940), (9, 61965280), (10, 55768752), (12, 46473960), (13, 42899040), (15, 37179168), (16, 34855470), (18, 30982640), (20, 27884376), (24, 23236980), (26, 21449520), (30, 18589584), (31, 17989920), (32, 17427735), (36, 15491320), (39, 14299680), (40, 13942188), (45, 12393056), (48, 11618490), (52, 10724760), (60, 9294792), (62, 8994960), (65, 8579808), (72, 7745660), (78, 7149840), (80, 6971094), (90, 6196528), (93, 5996640), (96, 5809245), (104, 5362380), (117, 4766560), (120, 4647396), (124, 4497480), (130, 4289904), (144, 3872830), (155, 3597984), (156, 3574920), (160, 3485547), (180, 3098264), (186, 2998320), (195, 2859936), (208, 2681190), (234, 2383280), (240, 2323698), (248, 2248740), (260, 2144952), (279, 1998880), (288, 1936415), (310, 1798992), (312, 1787460), (360, 1549132), (372, 1499160), (390, 1429968), (403, 1383840), (416, 1340595), (465, 1199328), (468, 1191640), (480, 1161849), (496, 1124370), (520, 1072476), (558, 999440), (585, 953312), (620, 899496), (624, 893730), (720, 774566), (744, 749580), (780, 714984), (806, 691920), (930, 599664), (936, 595820), (961, 580320), (992, 562185), (1040, 536238), (1116, 499720), (1170, 476656), (1209, 461280), (1240, 449748), (1248, 446865), (1395, 399776), (1440, 387283), (1488, 374790), (1560, 357492), (1612, 345960), (1860, 299832), (1872, 297910), (1922, 290160), (2015, 276768), (2080, 268119), (2232, 249860), (2340, 238328), (2418, 230640), (2480, 224874), (2790, 199888), (2883, 193440), (2976, 187395), (3120, 178746), (3224, 172980), (3627, 153760), (3720, 149916), (3744, 148955), (3844, 145080), (4030, 138384), (4464, 124930), (4680, 119164), (4805, 116064), (4836, 115320), (4960, 112437), (5580, 99944), (5766, 96720), (6045, 92256), (6240, 89373), (6448, 86490), (7254, 76880), (7440, 74958), (7688, 72540), (8060, 69192), (8649, 64480), (8928, 62465), (9360, 59582), (9610, 58032), (9672, 57660), (11160, 49972), (11532, 48360), (12090, 46128), (12493, 44640), (12896, 43245), (14415, 38688), (14508, 38440), (14880, 37479), (15376, 36270), (16120, 34596), (17298, 32240), (18135, 30752), (18720, 29791), (19220, 29016), (19344, 28830), (22320, 24986), (23064, 24180)]