18994062080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{9769}}^1$

素因数の和:9835

約数の個数: 216

約数和(自身を含む): 54637591680

約数和(自身を除く): 35643529600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 196, 217, 224, 245, 248, 256, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 640, 784, 868, 896, 980, 992, 1085, 1120, 1240, 1280, 1519, 1568, 1736, 1792, 1960, 1984, 2170, 2240, 2480, 3038, 3136, 3472, 3920, 3968, 4340, 4480, 4960, 6076, 6272, 6944, 7595, 7840, 7936, 8680, 8960, 9769, 9920, 12152, 12544, 13888, 15190, 15680, 17360, 19538, 19840, 24304, 27776, 30380, 31360, 34720, 39076, 39680, 48608, 48845, 55552, 60760, 62720, 68383, 69440, 78152, 97216, 97690, 121520, 136766, 138880, 156304, 194432, 195380, 243040, 273532, 277760, 302839, 312608, 341915, 388864, 390760, 478681, 486080, 547064, 605678, 625216, 683830, 781520, 957362, 972160, 1094128, 1211356, 1250432, 1367660, 1514195, 1563040, 1914724, 1944320, 2119873, 2188256, 2393405, 2422712, 2500864, 2735320, 3028390, 3126080, 3829448, 4239746, 4376512, 4786810, 4845424, 5470640, 6056780, 6252160, 7658896, 8479492, 8753024, 9573620, 9690848, 10599365, 10941280, 12113560, 12504320, 14839111, 15317792, 16958984, 17506048, 19147240, 19381696, 21198730, 21882560, 24227120, 29678222, 30635584, 33917968, 38294480, 38763392, 42397460, 43765120, 48454240, 59356444, 61271168, 67835936, 74195555, 76588960, 77526784, 84794920, 87530240, 96908480, 118712888, 122542336, 135671872, 148391110, 153177920, 169589840, 193816960, 237425776, 271343744, 296782220, 306355840, 339179680, 387633920, 474851552, 542687488, 593564440, 612711680, 678359360, 949703104, 1187128880, 1356718720, 1899406208, 2374257760, 2713437440, 3798812416, 4748515520, 9497031040, 18994062080]

約数ペア:

[(1, 18994062080), (2, 9497031040), (4, 4748515520), (5, 3798812416), (7, 2713437440), (8, 2374257760), (10, 1899406208), (14, 1356718720), (16, 1187128880), (20, 949703104), (28, 678359360), (31, 612711680), (32, 593564440), (35, 542687488), (40, 474851552), (49, 387633920), (56, 339179680), (62, 306355840), (64, 296782220), (70, 271343744), (80, 237425776), (98, 193816960), (112, 169589840), (124, 153177920), (128, 148391110), (140, 135671872), (155, 122542336), (160, 118712888), (196, 96908480), (217, 87530240), (224, 84794920), (245, 77526784), (248, 76588960), (256, 74195555), (280, 67835936), (310, 61271168), (320, 59356444), (392, 48454240), (434, 43765120), (448, 42397460), (490, 38763392), (496, 38294480), (560, 33917968), (620, 30635584), (640, 29678222), (784, 24227120), (868, 21882560), (896, 21198730), (980, 19381696), (992, 19147240), (1085, 17506048), (1120, 16958984), (1240, 15317792), (1280, 14839111), (1519, 12504320), (1568, 12113560), (1736, 10941280), (1792, 10599365), (1960, 9690848), (1984, 9573620), (2170, 8753024), (2240, 8479492), (2480, 7658896), (3038, 6252160), (3136, 6056780), (3472, 5470640), (3920, 4845424), (3968, 4786810), (4340, 4376512), (4480, 4239746), (4960, 3829448), (6076, 3126080), (6272, 3028390), (6944, 2735320), (7595, 2500864), (7840, 2422712), (7936, 2393405), (8680, 2188256), (8960, 2119873), (9769, 1944320), (9920, 1914724), (12152, 1563040), (12544, 1514195), (13888, 1367660), (15190, 1250432), (15680, 1211356), (17360, 1094128), (19538, 972160), (19840, 957362), (24304, 781520), (27776, 683830), (30380, 625216), (31360, 605678), (34720, 547064), (39076, 486080), (39680, 478681), (48608, 390760), (48845, 388864), (55552, 341915), (60760, 312608), (62720, 302839), (68383, 277760), (69440, 273532), (78152, 243040), (97216, 195380), (97690, 194432), (121520, 156304), (136766, 138880)]