21905395920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2547

約数の個数: 320

約数和(自身を含む): 78611040000

約数和(自身を除く): 56705644080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 87, 90, 108, 116, 120, 135, 144, 145, 149, 174, 180, 216, 232, 240, 261, 270, 290, 298, 348, 360, 432, 435, 447, 464, 522, 540, 580, 596, 696, 720, 745, 783, 870, 894, 1044, 1080, 1160, 1192, 1305, 1341, 1392, 1490, 1566, 1740, 1788, 2088, 2160, 2235, 2320, 2347, 2384, 2610, 2682, 2980, 3132, 3480, 3576, 3915, 4023, 4176, 4321, 4470, 4694, 5220, 5364, 5960, 6264, 6705, 6960, 7041, 7152, 7830, 8046, 8642, 8940, 9388, 10440, 10728, 11735, 11920, 12528, 12963, 13410, 14082, 15660, 16092, 17284, 17880, 18776, 20115, 20880, 21123, 21456, 21605, 23470, 25926, 26820, 28164, 31320, 32184, 34568, 35205, 35760, 37552, 38889, 40230, 42246, 43210, 46940, 51852, 53640, 56328, 62640, 63369, 64368, 64815, 68063, 69136, 70410, 77778, 80460, 84492, 86420, 93880, 103704, 105615, 107280, 112656, 116667, 126738, 129630, 136126, 140820, 155556, 160920, 168984, 172840, 187760, 194445, 204189, 207408, 211230, 233334, 253476, 259260, 272252, 281640, 311112, 316845, 321840, 337968, 340315, 345680, 349703, 388890, 408378, 422460, 466668, 506952, 518520, 544504, 563280, 583335, 612567, 622224, 633690, 680630, 699406, 777780, 816756, 844920, 933336, 1013904, 1020945, 1037040, 1049109, 1089008, 1166670, 1225134, 1267380, 1361260, 1398812, 1555560, 1633512, 1689840, 1748515, 1837701, 1866672, 2041890, 2098218, 2333340, 2450268, 2534760, 2722520, 2797624, 3062835, 3111120, 3147327, 3267024, 3497030, 3675402, 4083780, 4196436, 4666680, 4900536, 5069520, 5245545, 5445040, 5595248, 6125670, 6294654, 6994060, 7350804, 8167560, 8392872, 9188505, 9333360, 9441981, 9801072, 10141387, 10491090, 12251340, 12589308, 13988120, 14701608, 15736635, 16335120, 16785744, 18377010, 18883962, 20282774, 20982180, 24502680, 25178616, 27976240, 29403216, 30424161, 31473270, 36754020, 37767924, 40565548, 41964360, 47209905, 49005360, 50357232, 50706935, 60848322, 62946540, 73508040, 75535848, 81131096, 83928720, 91272483, 94419810, 101413870, 121696644, 125893080, 147016080, 151071696, 152120805, 162262192, 182544966, 188839620, 202827740, 243393288, 251786160, 273817449, 304241610, 365089932, 377679240, 405655480, 456362415, 486786576, 547634898, 608483220, 730179864, 755358480, 811310960, 912724830, 1095269796, 1216966440, 1369087245, 1460359728, 1825449660, 2190539592, 2433932880, 2738174490, 3650899320, 4381079184, 5476348980, 7301798640, 10952697960, 21905395920]

約数ペア:

[(1, 21905395920), (2, 10952697960), (3, 7301798640), (4, 5476348980), (5, 4381079184), (6, 3650899320), (8, 2738174490), (9, 2433932880), (10, 2190539592), (12, 1825449660), (15, 1460359728), (16, 1369087245), (18, 1216966440), (20, 1095269796), (24, 912724830), (27, 811310960), (29, 755358480), (30, 730179864), (36, 608483220), (40, 547634898), (45, 486786576), (48, 456362415), (54, 405655480), (58, 377679240), (60, 365089932), (72, 304241610), (80, 273817449), (87, 251786160), (90, 243393288), (108, 202827740), (116, 188839620), (120, 182544966), (135, 162262192), (144, 152120805), (145, 151071696), (149, 147016080), (174, 125893080), (180, 121696644), (216, 101413870), (232, 94419810), (240, 91272483), (261, 83928720), (270, 81131096), (290, 75535848), (298, 73508040), (348, 62946540), (360, 60848322), (432, 50706935), (435, 50357232), (447, 49005360), (464, 47209905), (522, 41964360), (540, 40565548), (580, 37767924), (596, 36754020), (696, 31473270), (720, 30424161), (745, 29403216), (783, 27976240), (870, 25178616), (894, 24502680), (1044, 20982180), (1080, 20282774), (1160, 18883962), (1192, 18377010), (1305, 16785744), (1341, 16335120), (1392, 15736635), (1490, 14701608), (1566, 13988120), (1740, 12589308), (1788, 12251340), (2088, 10491090), (2160, 10141387), (2235, 9801072), (2320, 9441981), (2347, 9333360), (2384, 9188505), (2610, 8392872), (2682, 8167560), (2980, 7350804), (3132, 6994060), (3480, 6294654), (3576, 6125670), (3915, 5595248), (4023, 5445040), (4176, 5245545), (4321, 5069520), (4470, 4900536), (4694, 4666680), (5220, 4196436), (5364, 4083780), (5960, 3675402), (6264, 3497030), (6705, 3267024), (6960, 3147327), (7041, 3111120), (7152, 3062835), (7830, 2797624), (8046, 2722520), (8642, 2534760), (8940, 2450268), (9388, 2333340), (10440, 2098218), (10728, 2041890), (11735, 1866672), (11920, 1837701), (12528, 1748515), (12963, 1689840), (13410, 1633512), (14082, 1555560), (15660, 1398812), (16092, 1361260), (17284, 1267380), (17880, 1225134), (18776, 1166670), (20115, 1089008), (20880, 1049109), (21123, 1037040), (21456, 1020945), (21605, 1013904), (23470, 933336), (25926, 844920), (26820, 816756), (28164, 777780), (31320, 699406), (32184, 680630), (34568, 633690), (35205, 622224), (35760, 612567), (37552, 583335), (38889, 563280), (40230, 544504), (42246, 518520), (43210, 506952), (46940, 466668), (51852, 422460), (53640, 408378), (56328, 388890), (62640, 349703), (63369, 345680), (64368, 340315), (64815, 337968), (68063, 321840), (69136, 316845), (70410, 311112), (77778, 281640), (80460, 272252), (84492, 259260), (86420, 253476), (93880, 233334), (103704, 211230), (105615, 207408), (107280, 204189), (112656, 194445), (116667, 187760), (126738, 172840), (129630, 168984), (136126, 160920), (140820, 155556)]