289520640

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 264

約数和(自身を含む): 1029526368

約数和(自身を除く): 740005728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 103, 120, 122, 128, 144, 160, 180, 183, 192, 206, 240, 244, 256, 288, 305, 309, 320, 360, 366, 384, 412, 480, 488, 512, 515, 549, 576, 610, 618, 640, 720, 732, 768, 824, 915, 927, 960, 976, 1024, 1030, 1098, 1152, 1220, 1236, 1280, 1440, 1464, 1536, 1545, 1648, 1830, 1854, 1920, 1952, 2060, 2196, 2304, 2440, 2472, 2560, 2745, 2880, 2928, 3072, 3090, 3296, 3660, 3708, 3840, 3904, 4120, 4392, 4608, 4635, 4880, 4944, 5120, 5490, 5760, 5856, 6180, 6283, 6592, 7320, 7416, 7680, 7808, 8240, 8784, 9216, 9270, 9760, 9888, 10980, 11520, 11712, 12360, 12566, 13184, 14640, 14832, 15360, 15616, 16480, 17568, 18540, 18849, 19520, 19776, 21960, 23040, 23424, 24720, 25132, 26368, 29280, 29664, 31232, 31415, 32960, 35136, 37080, 37698, 39040, 39552, 43920, 46080, 46848, 49440, 50264, 52736, 56547, 58560, 59328, 62464, 62830, 65920, 70272, 74160, 75396, 78080, 79104, 87840, 93696, 94245, 98880, 100528, 105472, 113094, 117120, 118656, 125660, 131840, 140544, 148320, 150792, 156160, 158208, 175680, 187392, 188490, 197760, 201056, 226188, 234240, 237312, 251320, 263680, 281088, 282735, 296640, 301584, 312320, 316416, 351360, 376980, 395520, 402112, 452376, 468480, 474624, 502640, 527360, 562176, 565470, 593280, 603168, 702720, 753960, 791040, 804224, 904752, 936960, 949248, 1005280, 1130940, 1186560, 1206336, 1405440, 1507920, 1582080, 1608448, 1809504, 2010560, 2261880, 2373120, 2412672, 2810880, 3015840, 3216896, 3619008, 4021120, 4523760, 4746240, 4825344, 6031680, 6433792, 7238016, 8042240, 9047520, 9650688, 12063360, 14476032, 16084480, 18095040, 19301376, 24126720, 28952064, 32168960, 36190080, 48253440, 57904128, 72380160, 96506880, 144760320, 289520640]

約数ペア:

[(1, 289520640), (2, 144760320), (3, 96506880), (4, 72380160), (5, 57904128), (6, 48253440), (8, 36190080), (9, 32168960), (10, 28952064), (12, 24126720), (15, 19301376), (16, 18095040), (18, 16084480), (20, 14476032), (24, 12063360), (30, 9650688), (32, 9047520), (36, 8042240), (40, 7238016), (45, 6433792), (48, 6031680), (60, 4825344), (61, 4746240), (64, 4523760), (72, 4021120), (80, 3619008), (90, 3216896), (96, 3015840), (103, 2810880), (120, 2412672), (122, 2373120), (128, 2261880), (144, 2010560), (160, 1809504), (180, 1608448), (183, 1582080), (192, 1507920), (206, 1405440), (240, 1206336), (244, 1186560), (256, 1130940), (288, 1005280), (305, 949248), (309, 936960), (320, 904752), (360, 804224), (366, 791040), (384, 753960), (412, 702720), (480, 603168), (488, 593280), (512, 565470), (515, 562176), (549, 527360), (576, 502640), (610, 474624), (618, 468480), (640, 452376), (720, 402112), (732, 395520), (768, 376980), (824, 351360), (915, 316416), (927, 312320), (960, 301584), (976, 296640), (1024, 282735), (1030, 281088), (1098, 263680), (1152, 251320), (1220, 237312), (1236, 234240), (1280, 226188), (1440, 201056), (1464, 197760), (1536, 188490), (1545, 187392), (1648, 175680), (1830, 158208), (1854, 156160), (1920, 150792), (1952, 148320), (2060, 140544), (2196, 131840), (2304, 125660), (2440, 118656), (2472, 117120), (2560, 113094), (2745, 105472), (2880, 100528), (2928, 98880), (3072, 94245), (3090, 93696), (3296, 87840), (3660, 79104), (3708, 78080), (3840, 75396), (3904, 74160), (4120, 70272), (4392, 65920), (4608, 62830), (4635, 62464), (4880, 59328), (4944, 58560), (5120, 56547), (5490, 52736), (5760, 50264), (5856, 49440), (6180, 46848), (6283, 46080), (6592, 43920), (7320, 39552), (7416, 39040), (7680, 37698), (7808, 37080), (8240, 35136), (8784, 32960), (9216, 31415), (9270, 31232), (9760, 29664), (9888, 29280), (10980, 26368), (11520, 25132), (11712, 24720), (12360, 23424), (12566, 23040), (13184, 21960), (14640, 19776), (14832, 19520), (15360, 18849), (15616, 18540), (16480, 17568)]