1878489984

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14869}}^1$

素因数の和:14940

約数の個数: 128

約数和(自身を含む): 5824281600

約数和(自身を除く): 3945791616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 64, 84, 94, 96, 112, 128, 141, 168, 188, 192, 224, 282, 329, 336, 376, 384, 448, 564, 658, 672, 752, 896, 987, 1128, 1316, 1344, 1504, 1974, 2256, 2632, 2688, 3008, 3948, 4512, 5264, 6016, 7896, 9024, 10528, 14869, 15792, 18048, 21056, 29738, 31584, 42112, 44607, 59476, 63168, 89214, 104083, 118952, 126336, 178428, 208166, 237904, 312249, 356856, 416332, 475808, 624498, 698843, 713712, 832664, 951616, 1248996, 1397686, 1427424, 1665328, 1903232, 2096529, 2497992, 2795372, 2854848, 3330656, 4193058, 4891901, 4995984, 5590744, 5709696, 6661312, 8386116, 9783802, 9991968, 11181488, 13322624, 14675703, 16772232, 19567604, 19983936, 22362976, 29351406, 33544464, 39135208, 39967872, 44725952, 58702812, 67088928, 78270416, 89451904, 117405624, 134177856, 156540832, 234811248, 268355712, 313081664, 469622496, 626163328, 939244992, 1878489984]

約数ペア:

[(1, 1878489984), (2, 939244992), (3, 626163328), (4, 469622496), (6, 313081664), (7, 268355712), (8, 234811248), (12, 156540832), (14, 134177856), (16, 117405624), (21, 89451904), (24, 78270416), (28, 67088928), (32, 58702812), (42, 44725952), (47, 39967872), (48, 39135208), (56, 33544464), (64, 29351406), (84, 22362976), (94, 19983936), (96, 19567604), (112, 16772232), (128, 14675703), (141, 13322624), (168, 11181488), (188, 9991968), (192, 9783802), (224, 8386116), (282, 6661312), (329, 5709696), (336, 5590744), (376, 4995984), (384, 4891901), (448, 4193058), (564, 3330656), (658, 2854848), (672, 2795372), (752, 2497992), (896, 2096529), (987, 1903232), (1128, 1665328), (1316, 1427424), (1344, 1397686), (1504, 1248996), (1974, 951616), (2256, 832664), (2632, 713712), (2688, 698843), (3008, 624498), (3948, 475808), (4512, 416332), (5264, 356856), (6016, 312249), (7896, 237904), (9024, 208166), (10528, 178428), (14869, 126336), (15792, 118952), (18048, 104083), (21056, 89214), (29738, 63168), (31584, 59476), (42112, 44607)]