1908988928

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 264

約数和(自身を含む): 5018130432

約数和(自身を除く): 3109141504

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 71, 77, 88, 112, 121, 124, 128, 142, 154, 176, 217, 224, 242, 248, 256, 284, 308, 341, 352, 434, 448, 484, 496, 497, 512, 568, 616, 682, 704, 781, 847, 868, 896, 968, 992, 994, 1024, 1136, 1232, 1364, 1408, 1562, 1694, 1736, 1792, 1936, 1984, 1988, 2201, 2272, 2387, 2464, 2728, 2816, 3124, 3388, 3472, 3584, 3751, 3872, 3968, 3976, 4402, 4544, 4774, 4928, 5456, 5467, 5632, 6248, 6776, 6944, 7168, 7502, 7744, 7936, 7952, 8591, 8804, 9088, 9548, 9856, 10912, 10934, 11264, 12496, 13552, 13888, 15004, 15407, 15488, 15872, 15904, 17182, 17608, 18176, 19096, 19712, 21824, 21868, 24211, 24992, 26257, 27104, 27776, 30008, 30814, 30976, 31744, 31808, 34364, 35216, 36352, 38192, 39424, 43648, 43736, 48422, 49984, 52514, 54208, 55552, 60016, 60137, 61628, 61952, 63616, 68728, 70432, 72704, 76384, 78848, 87296, 87472, 96844, 99968, 105028, 108416, 111104, 120032, 120274, 123256, 123904, 127232, 137456, 140864, 152768, 169477, 174592, 174944, 193688, 199936, 210056, 216832, 222208, 240064, 240548, 246512, 254464, 266321, 274912, 281728, 305536, 338954, 349184, 349888, 387376, 399872, 420112, 433664, 480128, 481096, 493024, 508928, 532642, 549824, 563456, 611072, 677908, 699776, 774752, 799744, 840224, 867328, 960256, 962192, 986048, 1065284, 1099648, 1126912, 1222144, 1355816, 1399552, 1549504, 1680448, 1864247, 1920512, 1924384, 1972096, 2130568, 2199296, 2253824, 2444288, 2711632, 2799104, 3099008, 3360896, 3728494, 3841024, 3848768, 3944192, 4261136, 4398592, 5423264, 5598208, 6198016, 6721792, 7456988, 7697536, 7888384, 8522272, 8797184, 10846528, 12396032, 13443584, 14913976, 15395072, 15776768, 17044544, 21693056, 24792064, 26887168, 29827952, 30790144, 34089088, 43386112, 59655904, 61580288, 68178176, 86772224, 119311808, 136356352, 173544448, 238623616, 272712704, 477247232, 954494464, 1908988928]

約数ペア:

[(1, 1908988928), (2, 954494464), (4, 477247232), (7, 272712704), (8, 238623616), (11, 173544448), (14, 136356352), (16, 119311808), (22, 86772224), (28, 68178176), (31, 61580288), (32, 59655904), (44, 43386112), (56, 34089088), (62, 30790144), (64, 29827952), (71, 26887168), (77, 24792064), (88, 21693056), (112, 17044544), (121, 15776768), (124, 15395072), (128, 14913976), (142, 13443584), (154, 12396032), (176, 10846528), (217, 8797184), (224, 8522272), (242, 7888384), (248, 7697536), (256, 7456988), (284, 6721792), (308, 6198016), (341, 5598208), (352, 5423264), (434, 4398592), (448, 4261136), (484, 3944192), (496, 3848768), (497, 3841024), (512, 3728494), (568, 3360896), (616, 3099008), (682, 2799104), (704, 2711632), (781, 2444288), (847, 2253824), (868, 2199296), (896, 2130568), (968, 1972096), (992, 1924384), (994, 1920512), (1024, 1864247), (1136, 1680448), (1232, 1549504), (1364, 1399552), (1408, 1355816), (1562, 1222144), (1694, 1126912), (1736, 1099648), (1792, 1065284), (1936, 986048), (1984, 962192), (1988, 960256), (2201, 867328), (2272, 840224), (2387, 799744), (2464, 774752), (2728, 699776), (2816, 677908), (3124, 611072), (3388, 563456), (3472, 549824), (3584, 532642), (3751, 508928), (3872, 493024), (3968, 481096), (3976, 480128), (4402, 433664), (4544, 420112), (4774, 399872), (4928, 387376), (5456, 349888), (5467, 349184), (5632, 338954), (6248, 305536), (6776, 281728), (6944, 274912), (7168, 266321), (7502, 254464), (7744, 246512), (7936, 240548), (7952, 240064), (8591, 222208), (8804, 216832), (9088, 210056), (9548, 199936), (9856, 193688), (10912, 174944), (10934, 174592), (11264, 169477), (12496, 152768), (13552, 140864), (13888, 137456), (15004, 127232), (15407, 123904), (15488, 123256), (15872, 120274), (15904, 120032), (17182, 111104), (17608, 108416), (18176, 105028), (19096, 99968), (19712, 96844), (21824, 87472), (21868, 87296), (24211, 78848), (24992, 76384), (26257, 72704), (27104, 70432), (27776, 68728), (30008, 63616), (30814, 61952), (30976, 61628), (31744, 60137), (31808, 60016), (34364, 55552), (35216, 54208), (36352, 52514), (38192, 49984), (39424, 48422), (43648, 43736)]