1620480960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^2\times {\mathrm{11483}}^1$

素因数の和:11520

約数の個数: 252

約数和(自身を含む): 6484348728

約数和(自身を除く): 4863867768

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, 11483, 11760, 14112, 15680, 17640, 20160, 22966, 23520, 28224, 34449, 35280, 45932, 47040, 57415, 68898, 70560, 80381, 91864, 103347, 114830, 137796, 141120, 160762, 172245, 183728, 206694, 229660, 241143, 275592, 321524, 344490, 367456, 401905, 413388, 459320, 482286, 516735, 551184, 562667, 643048, 688980, 723429, 734912, 803810, 826776, 918640, 964572, 1033470, 1102368, 1125334, 1205715, 1286096, 1377960, 1446858, 1607620, 1653552, 1688001, 1837280, 1929144, 2066940, 2204736, 2250668, 2411430, 2572192, 2755920, 2813335, 2893716, 3215240, 3307104, 3376002, 3617145, 3674560, 3858288, 4133880, 4501336, 4822860, 5064003, 5144384, 5511840, 5626670, 5787432, 6430480, 6614208, 6752004, 7234290, 7716576, 8267760, 8440005, 9002672, 9645720, 10128006, 11023680, 11253340, 11574864, 12860960, 13504008, 14468580, 15433152, 16535520, 16880010, 18005344, 19291440, 20256012, 22506680, 23149728, 25320015, 25721920, 27008016, 28937160, 33071040, 33760020, 36010688, 38582880, 40512024, 45013360, 46299456, 50640030, 54016032, 57874320, 67520040, 77165760, 81024048, 90026720, 101280060, 108032064, 115748640, 135040080, 162048096, 180053440, 202560120, 231497280, 270080160, 324096192, 405120240, 540160320, 810240480, 1620480960]

約数ペア:

[(1, 1620480960), (2, 810240480), (3, 540160320), (4, 405120240), (5, 324096192), (6, 270080160), (7, 231497280), (8, 202560120), (9, 180053440), (10, 162048096), (12, 135040080), (14, 115748640), (15, 108032064), (16, 101280060), (18, 90026720), (20, 81024048), (21, 77165760), (24, 67520040), (28, 57874320), (30, 54016032), (32, 50640030), (35, 46299456), (36, 45013360), (40, 40512024), (42, 38582880), (45, 36010688), (48, 33760020), (49, 33071040), (56, 28937160), (60, 27008016), (63, 25721920), (64, 25320015), (70, 23149728), (72, 22506680), (80, 20256012), (84, 19291440), (90, 18005344), (96, 16880010), (98, 16535520), (105, 15433152), (112, 14468580), (120, 13504008), (126, 12860960), (140, 11574864), (144, 11253340), (147, 11023680), (160, 10128006), (168, 9645720), (180, 9002672), (192, 8440005), (196, 8267760), (210, 7716576), (224, 7234290), (240, 6752004), (245, 6614208), (252, 6430480), (280, 5787432), (288, 5626670), (294, 5511840), (315, 5144384), (320, 5064003), (336, 4822860), (360, 4501336), (392, 4133880), (420, 3858288), (441, 3674560), (448, 3617145), (480, 3376002), (490, 3307104), (504, 3215240), (560, 2893716), (576, 2813335), (588, 2755920), (630, 2572192), (672, 2411430), (720, 2250668), (735, 2204736), (784, 2066940), (840, 1929144), (882, 1837280), (960, 1688001), (980, 1653552), (1008, 1607620), (1120, 1446858), (1176, 1377960), (1260, 1286096), (1344, 1205715), (1440, 1125334), (1470, 1102368), (1568, 1033470), (1680, 964572), (1764, 918640), (1960, 826776), (2016, 803810), (2205, 734912), (2240, 723429), (2352, 688980), (2520, 643048), (2880, 562667), (2940, 551184), (3136, 516735), (3360, 482286), (3528, 459320), (3920, 413388), (4032, 401905), (4410, 367456), (4704, 344490), (5040, 321524), (5880, 275592), (6720, 241143), (7056, 229660), (7840, 206694), (8820, 183728), (9408, 172245), (10080, 160762), (11483, 141120), (11760, 137796), (14112, 114830), (15680, 103347), (17640, 91864), (20160, 80381), (22966, 70560), (23520, 68898), (28224, 57415), (34449, 47040), (35280, 45932)]