1237819904

素因数分解:

$2^9\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 120

約数和(自身を含む): 2695600908

約数和(自身を除く): 1457781004

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 181, 256, 296, 304, 361, 362, 512, 592, 608, 703, 722, 724, 1184, 1216, 1406, 1444, 1448, 2368, 2432, 2812, 2888, 2896, 3439, 4736, 4864, 5624, 5776, 5792, 6697, 6878, 9472, 9728, 11248, 11552, 11584, 13357, 13394, 13756, 18944, 22496, 23104, 23168, 26714, 26788, 27512, 44992, 46208, 46336, 53428, 53576, 55024, 65341, 89984, 92416, 92672, 106856, 107152, 110048, 127243, 130682, 179968, 184832, 213712, 214304, 220096, 254486, 261364, 359936, 427424, 428608, 440192, 508972, 522728, 854848, 857216, 880384, 1017944, 1045456, 1709696, 1714432, 1760768, 2035888, 2090912, 2417617, 3419392, 3428864, 4071776, 4181824, 4835234, 6838784, 8143552, 8363648, 9670468, 16287104, 16727296, 19340936, 32574208, 33454592, 38681872, 65148416, 77363744, 154727488, 309454976, 618909952, 1237819904]

約数ペア:

[(1, 1237819904), (2, 618909952), (4, 309454976), (8, 154727488), (16, 77363744), (19, 65148416), (32, 38681872), (37, 33454592), (38, 32574208), (64, 19340936), (74, 16727296), (76, 16287104), (128, 9670468), (148, 8363648), (152, 8143552), (181, 6838784), (256, 4835234), (296, 4181824), (304, 4071776), (361, 3428864), (362, 3419392), (512, 2417617), (592, 2090912), (608, 2035888), (703, 1760768), (722, 1714432), (724, 1709696), (1184, 1045456), (1216, 1017944), (1406, 880384), (1444, 857216), (1448, 854848), (2368, 522728), (2432, 508972), (2812, 440192), (2888, 428608), (2896, 427424), (3439, 359936), (4736, 261364), (4864, 254486), (5624, 220096), (5776, 214304), (5792, 213712), (6697, 184832), (6878, 179968), (9472, 130682), (9728, 127243), (11248, 110048), (11552, 107152), (11584, 106856), (13357, 92672), (13394, 92416), (13756, 89984), (18944, 65341), (22496, 55024), (23104, 53576), (23168, 53428), (26714, 46336), (26788, 46208), (27512, 44992)]