20403552960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{144583}}^1$

素因数の和:144620

約数の個数: 252

約数和(自身を含む): 81638198928

約数和(自身を除く): 61234645968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 320, 336, 360, 392, 420, 441, 448, 480, 490, 504, 560, 576, 588, 630, 672, 720, 735, 784, 840, 882, 960, 980, 1008, 1120, 1176, 1260, 1344, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2240, 2352, 2520, 2880, 2940, 3136, 3360, 3528, 3920, 4032, 4410, 4704, 5040, 5880, 6720, 7056, 7840, 8820, 9408, 10080, 11760, 14112, 15680, 17640, 20160, 23520, 28224, 35280, 47040, 70560, 141120, 144583, 289166, 433749, 578332, 722915, 867498, 1012081, 1156664, 1301247, 1445830, 1734996, 2024162, 2168745, 2313328, 2602494, 2891660, 3036243, 3469992, 4048324, 4337490, 4626656, 5060405, 5204988, 5783320, 6072486, 6506235, 6939984, 7084567, 8096648, 8674980, 9108729, 9253312, 10120810, 10409976, 11566640, 12144972, 13012470, 13879968, 14169134, 15181215, 16193296, 17349960, 18217458, 20241620, 20819952, 21253701, 23133280, 24289944, 26024940, 27759936, 28338268, 30362430, 32386592, 34699920, 35422835, 36434916, 40483240, 41639904, 42507402, 45543645, 46266560, 48579888, 52049880, 56676536, 60724860, 63761103, 64773184, 69399840, 70845670, 72869832, 80966480, 83279808, 85014804, 91087290, 97159776, 104099760, 106268505, 113353072, 121449720, 127522206, 138799680, 141691340, 145739664, 161932960, 170029608, 182174580, 194319552, 208199520, 212537010, 226706144, 242899440, 255044412, 283382680, 291479328, 318805515, 323865920, 340059216, 364349160, 416399040, 425074020, 453412288, 485798880, 510088824, 566765360, 582958656, 637611030, 680118432, 728698320, 850148040, 971597760, 1020177648, 1133530720, 1275222060, 1360236864, 1457396640, 1700296080, 2040355296, 2267061440, 2550444120, 2914793280, 3400592160, 4080710592, 5100888240, 6801184320, 10201776480, 20403552960]

約数ペア:

[(1, 20403552960), (2, 10201776480), (3, 6801184320), (4, 5100888240), (5, 4080710592), (6, 3400592160), (7, 2914793280), (8, 2550444120), (9, 2267061440), (10, 2040355296), (12, 1700296080), (14, 1457396640), (15, 1360236864), (16, 1275222060), (18, 1133530720), (20, 1020177648), (21, 971597760), (24, 850148040), (28, 728698320), (30, 680118432), (32, 637611030), (35, 582958656), (36, 566765360), (40, 510088824), (42, 485798880), (45, 453412288), (48, 425074020), (49, 416399040), (56, 364349160), (60, 340059216), (63, 323865920), (64, 318805515), (70, 291479328), (72, 283382680), (80, 255044412), (84, 242899440), (90, 226706144), (96, 212537010), (98, 208199520), (105, 194319552), (112, 182174580), (120, 170029608), (126, 161932960), (140, 145739664), (144, 141691340), (147, 138799680), (160, 127522206), (168, 121449720), (180, 113353072), (192, 106268505), (196, 104099760), (210, 97159776), (224, 91087290), (240, 85014804), (245, 83279808), (252, 80966480), (280, 72869832), (288, 70845670), (294, 69399840), (315, 64773184), (320, 63761103), (336, 60724860), (360, 56676536), (392, 52049880), (420, 48579888), (441, 46266560), (448, 45543645), (480, 42507402), (490, 41639904), (504, 40483240), (560, 36434916), (576, 35422835), (588, 34699920), (630, 32386592), (672, 30362430), (720, 28338268), (735, 27759936), (784, 26024940), (840, 24289944), (882, 23133280), (960, 21253701), (980, 20819952), (1008, 20241620), (1120, 18217458), (1176, 17349960), (1260, 16193296), (1344, 15181215), (1440, 14169134), (1470, 13879968), (1568, 13012470), (1680, 12144972), (1764, 11566640), (1960, 10409976), (2016, 10120810), (2205, 9253312), (2240, 9108729), (2352, 8674980), (2520, 8096648), (2880, 7084567), (2940, 6939984), (3136, 6506235), (3360, 6072486), (3528, 5783320), (3920, 5204988), (4032, 5060405), (4410, 4626656), (4704, 4337490), (5040, 4048324), (5880, 3469992), (6720, 3036243), (7056, 2891660), (7840, 2602494), (8820, 2313328), (9408, 2168745), (10080, 2024162), (11760, 1734996), (14112, 1445830), (15680, 1301247), (17640, 1156664), (20160, 1012081), (23520, 867498), (28224, 722915), (35280, 578332), (47040, 433749), (70560, 289166), (141120, 144583)]