2478105280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:463

約数の個数: 224

約数和(自身を含む): 7041318912

約数和(自身を除く): 4563213632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 127, 140, 155, 160, 217, 224, 248, 254, 280, 281, 310, 320, 434, 448, 496, 508, 560, 562, 620, 635, 868, 889, 992, 1016, 1085, 1120, 1124, 1240, 1270, 1405, 1736, 1778, 1967, 1984, 2032, 2170, 2240, 2248, 2480, 2540, 2810, 3472, 3556, 3934, 3937, 4064, 4340, 4445, 4496, 4960, 5080, 5620, 6944, 7112, 7868, 7874, 8128, 8680, 8711, 8890, 8992, 9835, 9920, 10160, 11240, 13888, 14224, 15736, 15748, 17360, 17422, 17780, 17984, 19670, 19685, 20320, 22480, 27559, 28448, 31472, 31496, 34720, 34844, 35560, 35687, 39340, 39370, 40640, 43555, 44960, 55118, 56896, 60977, 62944, 62992, 69440, 69688, 71120, 71374, 78680, 78740, 87110, 89920, 110236, 121954, 125888, 125984, 137795, 139376, 142240, 142748, 157360, 157480, 174220, 178435, 220472, 243908, 249809, 251968, 275590, 278752, 284480, 285496, 304885, 314720, 314960, 348440, 356870, 440944, 487816, 499618, 551180, 557504, 570992, 609770, 629440, 629920, 696880, 713740, 881888, 975632, 999236, 1102360, 1106297, 1141984, 1219540, 1249045, 1259840, 1393760, 1427480, 1763776, 1951264, 1998472, 2204720, 2212594, 2283968, 2439080, 2498090, 2787520, 2854960, 3902528, 3996944, 4409440, 4425188, 4878160, 4996180, 5531485, 5709920, 7744079, 7993888, 8818880, 8850376, 9756320, 9992360, 11062970, 11419840, 15488158, 15987776, 17700752, 19512640, 19984720, 22125940, 30976316, 35401504, 38720395, 39969440, 44251880, 61952632, 70803008, 77440790, 79938880, 88503760, 123905264, 154881580, 177007520, 247810528, 309763160, 354015040, 495621056, 619526320, 1239052640, 2478105280]

約数ペア:

[(1, 2478105280), (2, 1239052640), (4, 619526320), (5, 495621056), (7, 354015040), (8, 309763160), (10, 247810528), (14, 177007520), (16, 154881580), (20, 123905264), (28, 88503760), (31, 79938880), (32, 77440790), (35, 70803008), (40, 61952632), (56, 44251880), (62, 39969440), (64, 38720395), (70, 35401504), (80, 30976316), (112, 22125940), (124, 19984720), (127, 19512640), (140, 17700752), (155, 15987776), (160, 15488158), (217, 11419840), (224, 11062970), (248, 9992360), (254, 9756320), (280, 8850376), (281, 8818880), (310, 7993888), (320, 7744079), (434, 5709920), (448, 5531485), (496, 4996180), (508, 4878160), (560, 4425188), (562, 4409440), (620, 3996944), (635, 3902528), (868, 2854960), (889, 2787520), (992, 2498090), (1016, 2439080), (1085, 2283968), (1120, 2212594), (1124, 2204720), (1240, 1998472), (1270, 1951264), (1405, 1763776), (1736, 1427480), (1778, 1393760), (1967, 1259840), (1984, 1249045), (2032, 1219540), (2170, 1141984), (2240, 1106297), (2248, 1102360), (2480, 999236), (2540, 975632), (2810, 881888), (3472, 713740), (3556, 696880), (3934, 629920), (3937, 629440), (4064, 609770), (4340, 570992), (4445, 557504), (4496, 551180), (4960, 499618), (5080, 487816), (5620, 440944), (6944, 356870), (7112, 348440), (7868, 314960), (7874, 314720), (8128, 304885), (8680, 285496), (8711, 284480), (8890, 278752), (8992, 275590), (9835, 251968), (9920, 249809), (10160, 243908), (11240, 220472), (13888, 178435), (14224, 174220), (15736, 157480), (15748, 157360), (17360, 142748), (17422, 142240), (17780, 139376), (17984, 137795), (19670, 125984), (19685, 125888), (20320, 121954), (22480, 110236), (27559, 89920), (28448, 87110), (31472, 78740), (31496, 78680), (34720, 71374), (34844, 71120), (35560, 69688), (35687, 69440), (39340, 62992), (39370, 62944), (40640, 60977), (43555, 56896), (44960, 55118)]