123464320

素因数分解:

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

素因数の和:191

約数の個数: 192

約数和(自身を含む): 357212160

約数和(自身を除く): 233747840

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, 280, 310, 320, 392, 434, 448, 490, 496, 508, 560, 620, 635, 640, 784, 868, 889, 896, 980, 992, 1016, 1085, 1120, 1240, 1270, 1519, 1568, 1736, 1778, 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, 8128, 8680, 8890, 9920, 10160, 12152, 12446, 13888, 14224, 15190, 15680, 15748, 16256, 17360, 17780, 19685, 19840, 20320, 24304, 24892, 27559, 27776, 28448, 30380, 31115, 31360, 31496, 34720, 35560, 39370, 40640, 48608, 49784, 55118, 56896, 60760, 62230, 62992, 69440, 71120, 78740, 81280, 97216, 99568, 110236, 113792, 121520, 124460, 125984, 137795, 138880, 142240, 157480, 192913, 194432, 199136, 220472, 243040, 248920, 251968, 275590, 284480, 314960, 385826, 398272, 440944, 486080, 497840, 503936, 551180, 568960, 629920, 771652, 796544, 881888, 964565, 972160, 995680, 1102360, 1259840, 1543304, 1763776, 1929130, 1991360, 2204720, 2519680, 3086608, 3527552, 3858260, 3982720, 4409440, 6173216, 7716520, 8818880, 12346432, 15433040, 17637760, 24692864, 30866080, 61732160, 123464320]

約数ペア:

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