254312520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1619}}^1$

素因数の和:1668

約数の個数: 256

約数和(自身を含む): 1007769600

約数和(自身を除く): 753457080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 110, 119, 120, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 255, 264, 280, 308, 330, 340, 357, 374, 385, 408, 420, 440, 462, 476, 510, 561, 595, 616, 660, 680, 714, 748, 770, 840, 924, 935, 952, 1020, 1122, 1155, 1190, 1309, 1320, 1428, 1496, 1540, 1619, 1785, 1848, 1870, 2040, 2244, 2310, 2380, 2618, 2805, 2856, 3080, 3238, 3570, 3740, 3927, 4488, 4620, 4760, 4857, 5236, 5610, 6476, 6545, 7140, 7480, 7854, 8095, 9240, 9714, 10472, 11220, 11333, 12952, 13090, 14280, 15708, 16190, 17809, 19428, 19635, 22440, 22666, 24285, 26180, 27523, 31416, 32380, 33999, 35618, 38856, 39270, 45332, 48570, 52360, 53427, 55046, 56665, 64760, 67998, 71236, 78540, 82569, 89045, 90664, 97140, 106854, 110092, 113330, 124663, 135996, 137615, 142472, 157080, 165138, 169995, 178090, 192661, 194280, 213708, 220184, 226660, 249326, 267135, 271992, 275230, 302753, 330276, 339990, 356180, 373989, 385322, 412845, 427416, 453320, 498652, 534270, 550460, 577983, 605506, 623315, 660552, 679980, 712360, 747978, 770644, 825690, 908259, 963305, 997304, 1068540, 1100920, 1155966, 1211012, 1246630, 1359960, 1495956, 1513765, 1541288, 1651380, 1816518, 1869945, 1926610, 2119271, 2137080, 2311932, 2422024, 2493260, 2889915, 2991912, 3027530, 3302760, 3633036, 3739890, 3853220, 4238542, 4541295, 4623864, 4986520, 5779830, 6055060, 6357813, 7266072, 7479780, 7706440, 8477084, 9082590, 10596355, 11559660, 12110120, 12715626, 14959560, 16954168, 18165180, 21192710, 23119320, 25431252, 31789065, 36330360, 42385420, 50862504, 63578130, 84770840, 127156260, 254312520]

約数ペア:

[(1, 254312520), (2, 127156260), (3, 84770840), (4, 63578130), (5, 50862504), (6, 42385420), (7, 36330360), (8, 31789065), (10, 25431252), (11, 23119320), (12, 21192710), (14, 18165180), (15, 16954168), (17, 14959560), (20, 12715626), (21, 12110120), (22, 11559660), (24, 10596355), (28, 9082590), (30, 8477084), (33, 7706440), (34, 7479780), (35, 7266072), (40, 6357813), (42, 6055060), (44, 5779830), (51, 4986520), (55, 4623864), (56, 4541295), (60, 4238542), (66, 3853220), (68, 3739890), (70, 3633036), (77, 3302760), (84, 3027530), (85, 2991912), (88, 2889915), (102, 2493260), (105, 2422024), (110, 2311932), (119, 2137080), (120, 2119271), (132, 1926610), (136, 1869945), (140, 1816518), (154, 1651380), (165, 1541288), (168, 1513765), (170, 1495956), (187, 1359960), (204, 1246630), (210, 1211012), (220, 1155966), (231, 1100920), (238, 1068540), (255, 997304), (264, 963305), (280, 908259), (308, 825690), (330, 770644), (340, 747978), (357, 712360), (374, 679980), (385, 660552), (408, 623315), (420, 605506), (440, 577983), (462, 550460), (476, 534270), (510, 498652), (561, 453320), (595, 427416), (616, 412845), (660, 385322), (680, 373989), (714, 356180), (748, 339990), (770, 330276), (840, 302753), (924, 275230), (935, 271992), (952, 267135), (1020, 249326), (1122, 226660), (1155, 220184), (1190, 213708), (1309, 194280), (1320, 192661), (1428, 178090), (1496, 169995), (1540, 165138), (1619, 157080), (1785, 142472), (1848, 137615), (1870, 135996), (2040, 124663), (2244, 113330), (2310, 110092), (2380, 106854), (2618, 97140), (2805, 90664), (2856, 89045), (3080, 82569), (3238, 78540), (3570, 71236), (3740, 67998), (3927, 64760), (4488, 56665), (4620, 55046), (4760, 53427), (4857, 52360), (5236, 48570), (5610, 45332), (6476, 39270), (6545, 38856), (7140, 35618), (7480, 33999), (7854, 32380), (8095, 31416), (9240, 27523), (9714, 26180), (10472, 24285), (11220, 22666), (11333, 22440), (12952, 19635), (13090, 19428), (14280, 17809), (15708, 16190)]