263997440

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 192

約数和(自身を含む): 754790400

約数和(自身を除く): 490792960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 127, 128, 140, 145, 160, 203, 224, 232, 254, 256, 280, 290, 320, 406, 448, 464, 508, 512, 560, 580, 635, 640, 812, 889, 896, 928, 1015, 1016, 1024, 1120, 1160, 1270, 1280, 1624, 1778, 1792, 1856, 2030, 2032, 2048, 2240, 2320, 2540, 2560, 3248, 3556, 3584, 3683, 3712, 4060, 4064, 4445, 4480, 4640, 5080, 5120, 6496, 7112, 7168, 7366, 7424, 8120, 8128, 8890, 8960, 9280, 10160, 10240, 12992, 14224, 14336, 14732, 14848, 16240, 16256, 17780, 17920, 18415, 18560, 20320, 25781, 25984, 28448, 29464, 29696, 32480, 32512, 35560, 35840, 36830, 37120, 40640, 51562, 51968, 56896, 58928, 59392, 64960, 65024, 71120, 71680, 73660, 74240, 81280, 103124, 103936, 113792, 117856, 128905, 129920, 130048, 142240, 147320, 148480, 162560, 206248, 207872, 227584, 235712, 257810, 259840, 260096, 284480, 294640, 296960, 325120, 412496, 415744, 455168, 471424, 515620, 519680, 568960, 589280, 650240, 824992, 910336, 942848, 1031240, 1039360, 1137920, 1178560, 1300480, 1649984, 1820672, 1885696, 2062480, 2078720, 2275840, 2357120, 3299968, 3771392, 4124960, 4551680, 4714240, 6599936, 7542784, 8249920, 9103360, 9428480, 13199872, 16499840, 18856960, 26399744, 32999680, 37713920, 52799488, 65999360, 131998720, 263997440]

約数ペア:

[(1, 263997440), (2, 131998720), (4, 65999360), (5, 52799488), (7, 37713920), (8, 32999680), (10, 26399744), (14, 18856960), (16, 16499840), (20, 13199872), (28, 9428480), (29, 9103360), (32, 8249920), (35, 7542784), (40, 6599936), (56, 4714240), (58, 4551680), (64, 4124960), (70, 3771392), (80, 3299968), (112, 2357120), (116, 2275840), (127, 2078720), (128, 2062480), (140, 1885696), (145, 1820672), (160, 1649984), (203, 1300480), (224, 1178560), (232, 1137920), (254, 1039360), (256, 1031240), (280, 942848), (290, 910336), (320, 824992), (406, 650240), (448, 589280), (464, 568960), (508, 519680), (512, 515620), (560, 471424), (580, 455168), (635, 415744), (640, 412496), (812, 325120), (889, 296960), (896, 294640), (928, 284480), (1015, 260096), (1016, 259840), (1024, 257810), (1120, 235712), (1160, 227584), (1270, 207872), (1280, 206248), (1624, 162560), (1778, 148480), (1792, 147320), (1856, 142240), (2030, 130048), (2032, 129920), (2048, 128905), (2240, 117856), (2320, 113792), (2540, 103936), (2560, 103124), (3248, 81280), (3556, 74240), (3584, 73660), (3683, 71680), (3712, 71120), (4060, 65024), (4064, 64960), (4445, 59392), (4480, 58928), (4640, 56896), (5080, 51968), (5120, 51562), (6496, 40640), (7112, 37120), (7168, 36830), (7366, 35840), (7424, 35560), (8120, 32512), (8128, 32480), (8890, 29696), (8960, 29464), (9280, 28448), (10160, 25984), (10240, 25781), (12992, 20320), (14224, 18560), (14336, 18415), (14732, 17920), (14848, 17780), (16240, 16256)]