1999794048

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:557

約数の個数: 256

約数和(自身を含む): 6503846400

約数和(自身を除く): 4504052352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 107, 112, 119, 128, 136, 168, 192, 204, 214, 224, 238, 272, 321, 336, 357, 384, 408, 409, 428, 448, 476, 544, 642, 672, 714, 749, 816, 818, 856, 896, 952, 1088, 1227, 1284, 1344, 1428, 1498, 1632, 1636, 1712, 1819, 1904, 2176, 2247, 2454, 2568, 2688, 2856, 2863, 2996, 3264, 3272, 3424, 3638, 3808, 4494, 4908, 5136, 5457, 5712, 5726, 5992, 6528, 6544, 6848, 6953, 7276, 7616, 8589, 8988, 9816, 10272, 10914, 11424, 11452, 11984, 12733, 13088, 13696, 13906, 14552, 15232, 17178, 17976, 19632, 20544, 20859, 21828, 22848, 22904, 23968, 25466, 26176, 27812, 29104, 34356, 35952, 38199, 39264, 41088, 41718, 43656, 43763, 45696, 45808, 47936, 48671, 50932, 52352, 55624, 58208, 68712, 71904, 76398, 78528, 83436, 87312, 87526, 91616, 95872, 97342, 101864, 111248, 116416, 131289, 137424, 143808, 146013, 152796, 157056, 166872, 174624, 175052, 183232, 194684, 203728, 222496, 232832, 262578, 274848, 287616, 292026, 305592, 306341, 333744, 349248, 350104, 366464, 389368, 407456, 444992, 525156, 549696, 584052, 611184, 612682, 667488, 698496, 700208, 743971, 778736, 814912, 889984, 919023, 1050312, 1099392, 1168104, 1222368, 1225364, 1334976, 1400416, 1487942, 1557472, 1629824, 1838046, 2100624, 2231913, 2336208, 2444736, 2450728, 2669952, 2800832, 2975884, 3114944, 3676092, 4201248, 4463826, 4672416, 4889472, 4901456, 5207797, 5601664, 5951768, 6229888, 7352184, 8402496, 8927652, 9344832, 9802912, 10415594, 11903536, 14704368, 15623391, 16804992, 17855304, 18689664, 19605824, 20831188, 23807072, 29408736, 31246782, 35710608, 39211648, 41662376, 47614144, 58817472, 62493564, 71421216, 83324752, 95228288, 117634944, 124987128, 142842432, 166649504, 249974256, 285684864, 333299008, 499948512, 666598016, 999897024, 1999794048]

約数ペア:

[(1, 1999794048), (2, 999897024), (3, 666598016), (4, 499948512), (6, 333299008), (7, 285684864), (8, 249974256), (12, 166649504), (14, 142842432), (16, 124987128), (17, 117634944), (21, 95228288), (24, 83324752), (28, 71421216), (32, 62493564), (34, 58817472), (42, 47614144), (48, 41662376), (51, 39211648), (56, 35710608), (64, 31246782), (68, 29408736), (84, 23807072), (96, 20831188), (102, 19605824), (107, 18689664), (112, 17855304), (119, 16804992), (128, 15623391), (136, 14704368), (168, 11903536), (192, 10415594), (204, 9802912), (214, 9344832), (224, 8927652), (238, 8402496), (272, 7352184), (321, 6229888), (336, 5951768), (357, 5601664), (384, 5207797), (408, 4901456), (409, 4889472), (428, 4672416), (448, 4463826), (476, 4201248), (544, 3676092), (642, 3114944), (672, 2975884), (714, 2800832), (749, 2669952), (816, 2450728), (818, 2444736), (856, 2336208), (896, 2231913), (952, 2100624), (1088, 1838046), (1227, 1629824), (1284, 1557472), (1344, 1487942), (1428, 1400416), (1498, 1334976), (1632, 1225364), (1636, 1222368), (1712, 1168104), (1819, 1099392), (1904, 1050312), (2176, 919023), (2247, 889984), (2454, 814912), (2568, 778736), (2688, 743971), (2856, 700208), (2863, 698496), (2996, 667488), (3264, 612682), (3272, 611184), (3424, 584052), (3638, 549696), (3808, 525156), (4494, 444992), (4908, 407456), (5136, 389368), (5457, 366464), (5712, 350104), (5726, 349248), (5992, 333744), (6528, 306341), (6544, 305592), (6848, 292026), (6953, 287616), (7276, 274848), (7616, 262578), (8589, 232832), (8988, 222496), (9816, 203728), (10272, 194684), (10914, 183232), (11424, 175052), (11452, 174624), (11984, 166872), (12733, 157056), (13088, 152796), (13696, 146013), (13906, 143808), (14552, 137424), (15232, 131289), (17178, 116416), (17976, 111248), (19632, 101864), (20544, 97342), (20859, 95872), (21828, 91616), (22848, 87526), (22904, 87312), (23968, 83436), (25466, 78528), (26176, 76398), (27812, 71904), (29104, 68712), (34356, 58208), (35952, 55624), (38199, 52352), (39264, 50932), (41088, 48671), (41718, 47936), (43656, 45808), (43763, 45696)]