246928640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 216

約数和(自身を含む): 715825152

約数和(自身を除く): 468896512

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, 127, 128, 140, 155, 160, 196, 217, 224, 245, 248, 254, 256, 280, 310, 320, 392, 434, 448, 490, 496, 508, 560, 620, 635, 640, 784, 868, 889, 896, 980, 992, 1016, 1085, 1120, 1240, 1270, 1280, 1519, 1568, 1736, 1778, 1792, 1960, 1984, 2032, 2170, 2240, 2480, 2540, 3038, 3136, 3472, 3556, 3920, 3937, 3968, 4064, 4340, 4445, 4480, 4960, 5080, 6076, 6223, 6272, 6944, 7112, 7595, 7840, 7874, 7936, 8128, 8680, 8890, 8960, 9920, 10160, 12152, 12446, 12544, 13888, 14224, 15190, 15680, 15748, 16256, 17360, 17780, 19685, 19840, 20320, 24304, 24892, 27559, 27776, 28448, 30380, 31115, 31360, 31496, 32512, 34720, 35560, 39370, 39680, 40640, 48608, 49784, 55118, 55552, 56896, 60760, 62230, 62720, 62992, 69440, 71120, 78740, 81280, 97216, 99568, 110236, 113792, 121520, 124460, 125984, 137795, 138880, 142240, 157480, 162560, 192913, 194432, 199136, 220472, 227584, 243040, 248920, 251968, 275590, 277760, 284480, 314960, 385826, 388864, 398272, 440944, 486080, 497840, 503936, 551180, 568960, 629920, 771652, 796544, 881888, 964565, 972160, 995680, 1007872, 1102360, 1137920, 1259840, 1543304, 1593088, 1763776, 1929130, 1944320, 1991360, 2204720, 2519680, 3086608, 3527552, 3858260, 3982720, 4409440, 5039360, 6173216, 7055104, 7716520, 7965440, 8818880, 12346432, 15433040, 17637760, 24692864, 30866080, 35275520, 49385728, 61732160, 123464320, 246928640]

約数ペア:

[(1, 246928640), (2, 123464320), (4, 61732160), (5, 49385728), (7, 35275520), (8, 30866080), (10, 24692864), (14, 17637760), (16, 15433040), (20, 12346432), (28, 8818880), (31, 7965440), (32, 7716520), (35, 7055104), (40, 6173216), (49, 5039360), (56, 4409440), (62, 3982720), (64, 3858260), (70, 3527552), (80, 3086608), (98, 2519680), (112, 2204720), (124, 1991360), (127, 1944320), (128, 1929130), (140, 1763776), (155, 1593088), (160, 1543304), (196, 1259840), (217, 1137920), (224, 1102360), (245, 1007872), (248, 995680), (254, 972160), (256, 964565), (280, 881888), (310, 796544), (320, 771652), (392, 629920), (434, 568960), (448, 551180), (490, 503936), (496, 497840), (508, 486080), (560, 440944), (620, 398272), (635, 388864), (640, 385826), (784, 314960), (868, 284480), (889, 277760), (896, 275590), (980, 251968), (992, 248920), (1016, 243040), (1085, 227584), (1120, 220472), (1240, 199136), (1270, 194432), (1280, 192913), (1519, 162560), (1568, 157480), (1736, 142240), (1778, 138880), (1792, 137795), (1960, 125984), (1984, 124460), (2032, 121520), (2170, 113792), (2240, 110236), (2480, 99568), (2540, 97216), (3038, 81280), (3136, 78740), (3472, 71120), (3556, 69440), (3920, 62992), (3937, 62720), (3968, 62230), (4064, 60760), (4340, 56896), (4445, 55552), (4480, 55118), (4960, 49784), (5080, 48608), (6076, 40640), (6223, 39680), (6272, 39370), (6944, 35560), (7112, 34720), (7595, 32512), (7840, 31496), (7874, 31360), (7936, 31115), (8128, 30380), (8680, 28448), (8890, 27776), (8960, 27559), (9920, 24892), (10160, 24304), (12152, 20320), (12446, 19840), (12544, 19685), (13888, 17780), (14224, 17360), (15190, 16256), (15680, 15748)]