1998286848

素因数分解:

$2^{12}\times 3^4\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 260

約数和(自身を含む): 6303465960

約数和(自身を除く): 4305179112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 128, 144, 152, 162, 171, 192, 216, 228, 256, 288, 304, 317, 324, 342, 384, 432, 456, 512, 513, 576, 608, 634, 648, 684, 768, 864, 912, 951, 1024, 1026, 1152, 1216, 1268, 1296, 1368, 1536, 1539, 1728, 1824, 1902, 2048, 2052, 2304, 2432, 2536, 2592, 2736, 2853, 3072, 3078, 3456, 3648, 3804, 4096, 4104, 4608, 4864, 5072, 5184, 5472, 5706, 6023, 6144, 6156, 6912, 7296, 7608, 8208, 8559, 9216, 9728, 10144, 10368, 10944, 11412, 12046, 12288, 12312, 13824, 14592, 15216, 16416, 17118, 18069, 18432, 19456, 20288, 20736, 21888, 22824, 24092, 24624, 25677, 27648, 29184, 30432, 32832, 34236, 36138, 36864, 38912, 40576, 41472, 43776, 45648, 48184, 49248, 51354, 54207, 55296, 58368, 60864, 65664, 68472, 72276, 77824, 81152, 82944, 87552, 91296, 96368, 98496, 102708, 108414, 110592, 116736, 121728, 131328, 136944, 144552, 162304, 162621, 165888, 175104, 182592, 192736, 196992, 205416, 216828, 233472, 243456, 262656, 273888, 289104, 324608, 325242, 331776, 350208, 365184, 385472, 393984, 410832, 433656, 486912, 487863, 525312, 547776, 578208, 649216, 650484, 700416, 730368, 770944, 787968, 821664, 867312, 973824, 975726, 1050624, 1095552, 1156416, 1298432, 1300968, 1460736, 1541888, 1575936, 1643328, 1734624, 1947648, 1951452, 2101248, 2191104, 2312832, 2601936, 2921472, 3083776, 3151872, 3286656, 3469248, 3895296, 3902904, 4382208, 4625664, 5203872, 5842944, 6167552, 6303744, 6573312, 6938496, 7805808, 8764416, 9251328, 10407744, 11685888, 12335104, 13146624, 13876992, 15611616, 17528832, 18502656, 20815488, 24670208, 26293248, 27753984, 31223232, 35057664, 37005312, 41630976, 52586496, 55507968, 62446464, 74010624, 83261952, 105172992, 111015936, 124892928, 166523904, 222031872, 249785856, 333047808, 499571712, 666095616, 999143424, 1998286848]

約数ペア:

[(1, 1998286848), (2, 999143424), (3, 666095616), (4, 499571712), (6, 333047808), (8, 249785856), (9, 222031872), (12, 166523904), (16, 124892928), (18, 111015936), (19, 105172992), (24, 83261952), (27, 74010624), (32, 62446464), (36, 55507968), (38, 52586496), (48, 41630976), (54, 37005312), (57, 35057664), (64, 31223232), (72, 27753984), (76, 26293248), (81, 24670208), (96, 20815488), (108, 18502656), (114, 17528832), (128, 15611616), (144, 13876992), (152, 13146624), (162, 12335104), (171, 11685888), (192, 10407744), (216, 9251328), (228, 8764416), (256, 7805808), (288, 6938496), (304, 6573312), (317, 6303744), (324, 6167552), (342, 5842944), (384, 5203872), (432, 4625664), (456, 4382208), (512, 3902904), (513, 3895296), (576, 3469248), (608, 3286656), (634, 3151872), (648, 3083776), (684, 2921472), (768, 2601936), (864, 2312832), (912, 2191104), (951, 2101248), (1024, 1951452), (1026, 1947648), (1152, 1734624), (1216, 1643328), (1268, 1575936), (1296, 1541888), (1368, 1460736), (1536, 1300968), (1539, 1298432), (1728, 1156416), (1824, 1095552), (1902, 1050624), (2048, 975726), (2052, 973824), (2304, 867312), (2432, 821664), (2536, 787968), (2592, 770944), (2736, 730368), (2853, 700416), (3072, 650484), (3078, 649216), (3456, 578208), (3648, 547776), (3804, 525312), (4096, 487863), (4104, 486912), (4608, 433656), (4864, 410832), (5072, 393984), (5184, 385472), (5472, 365184), (5706, 350208), (6023, 331776), (6144, 325242), (6156, 324608), (6912, 289104), (7296, 273888), (7608, 262656), (8208, 243456), (8559, 233472), (9216, 216828), (9728, 205416), (10144, 196992), (10368, 192736), (10944, 182592), (11412, 175104), (12046, 165888), (12288, 162621), (12312, 162304), (13824, 144552), (14592, 136944), (15216, 131328), (16416, 121728), (17118, 116736), (18069, 110592), (18432, 108414), (19456, 102708), (20288, 98496), (20736, 96368), (21888, 91296), (22824, 87552), (24092, 82944), (24624, 81152), (25677, 77824), (27648, 72276), (29184, 68472), (30432, 65664), (32832, 60864), (34236, 58368), (36138, 55296), (36864, 54207), (38912, 51354), (40576, 49248), (41472, 48184), (43776, 45648)]