279416640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 224

約数和(自身を含む): 942197760

約数和(自身を除く): 662781120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 64, 80, 82, 93, 96, 120, 123, 124, 155, 160, 164, 186, 192, 205, 229, 240, 246, 248, 310, 320, 328, 372, 410, 458, 465, 480, 492, 496, 615, 620, 656, 687, 744, 820, 916, 930, 960, 984, 992, 1145, 1230, 1240, 1271, 1312, 1374, 1488, 1640, 1832, 1860, 1968, 1984, 2290, 2460, 2480, 2542, 2624, 2748, 2976, 3280, 3435, 3664, 3720, 3813, 3936, 4580, 4920, 4960, 5084, 5496, 5952, 6355, 6560, 6870, 7099, 7328, 7440, 7626, 7872, 9160, 9389, 9840, 9920, 10168, 10992, 12710, 13120, 13740, 14198, 14656, 14880, 15252, 18320, 18778, 19065, 19680, 20336, 21297, 21984, 25420, 27480, 28167, 28396, 29760, 30504, 35495, 36640, 37556, 38130, 39360, 40672, 42594, 43968, 46945, 50840, 54960, 56334, 56792, 61008, 70990, 73280, 75112, 76260, 81344, 85188, 93890, 101680, 106485, 109920, 112668, 113584, 122016, 140835, 141980, 150224, 152520, 170376, 187780, 203360, 212970, 219840, 225336, 227168, 244032, 281670, 283960, 291059, 300448, 305040, 340752, 375560, 406720, 425940, 450672, 454336, 563340, 567920, 582118, 600896, 610080, 681504, 751120, 851880, 873177, 901344, 1126680, 1135840, 1164236, 1220160, 1363008, 1455295, 1502240, 1703760, 1746354, 1802688, 2253360, 2271680, 2328472, 2910590, 3004480, 3407520, 3492708, 4365885, 4506720, 4656944, 5821180, 6815040, 6985416, 8731770, 9013440, 9313888, 11642360, 13970832, 17463540, 18627776, 23284720, 27941664, 34927080, 46569440, 55883328, 69854160, 93138880, 139708320, 279416640]

約数ペア:

[(1, 279416640), (2, 139708320), (3, 93138880), (4, 69854160), (5, 55883328), (6, 46569440), (8, 34927080), (10, 27941664), (12, 23284720), (15, 18627776), (16, 17463540), (20, 13970832), (24, 11642360), (30, 9313888), (31, 9013440), (32, 8731770), (40, 6985416), (41, 6815040), (48, 5821180), (60, 4656944), (62, 4506720), (64, 4365885), (80, 3492708), (82, 3407520), (93, 3004480), (96, 2910590), (120, 2328472), (123, 2271680), (124, 2253360), (155, 1802688), (160, 1746354), (164, 1703760), (186, 1502240), (192, 1455295), (205, 1363008), (229, 1220160), (240, 1164236), (246, 1135840), (248, 1126680), (310, 901344), (320, 873177), (328, 851880), (372, 751120), (410, 681504), (458, 610080), (465, 600896), (480, 582118), (492, 567920), (496, 563340), (615, 454336), (620, 450672), (656, 425940), (687, 406720), (744, 375560), (820, 340752), (916, 305040), (930, 300448), (960, 291059), (984, 283960), (992, 281670), (1145, 244032), (1230, 227168), (1240, 225336), (1271, 219840), (1312, 212970), (1374, 203360), (1488, 187780), (1640, 170376), (1832, 152520), (1860, 150224), (1968, 141980), (1984, 140835), (2290, 122016), (2460, 113584), (2480, 112668), (2542, 109920), (2624, 106485), (2748, 101680), (2976, 93890), (3280, 85188), (3435, 81344), (3664, 76260), (3720, 75112), (3813, 73280), (3936, 70990), (4580, 61008), (4920, 56792), (4960, 56334), (5084, 54960), (5496, 50840), (5952, 46945), (6355, 43968), (6560, 42594), (6870, 40672), (7099, 39360), (7328, 38130), (7440, 37556), (7626, 36640), (7872, 35495), (9160, 30504), (9389, 29760), (9840, 28396), (9920, 28167), (10168, 27480), (10992, 25420), (12710, 21984), (13120, 21297), (13740, 20336), (14198, 19680), (14656, 19065), (14880, 18778), (15252, 18320)]