254751392

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:563

約数の個数: 144

約数和(自身を含む): 651551040

約数和(自身を除く): 396799648

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 224, 238, 266, 272, 304, 323, 392, 476, 503, 532, 544, 608, 646, 784, 833, 931, 952, 1006, 1064, 1292, 1568, 1666, 1862, 1904, 2012, 2128, 2261, 2584, 3332, 3521, 3724, 3808, 4024, 4256, 4522, 5168, 6664, 7042, 7448, 8048, 8551, 9044, 9557, 10336, 13328, 14084, 14896, 15827, 16096, 17102, 18088, 19114, 24647, 26656, 28168, 29792, 31654, 34204, 36176, 38228, 49294, 56336, 59857, 63308, 66899, 68408, 72352, 76456, 98588, 112672, 119714, 126616, 133798, 136816, 152912, 162469, 197176, 239428, 253232, 267596, 273632, 305824, 324938, 394352, 418999, 468293, 478856, 506464, 535192, 649876, 788704, 837998, 936586, 957712, 1070384, 1137283, 1299752, 1675996, 1873172, 1915424, 2140768, 2274566, 2599504, 3351992, 3746344, 4549132, 5199008, 6703984, 7492688, 7960981, 9098264, 13407968, 14985376, 15921962, 18196528, 31843924, 36393056, 63687848, 127375696, 254751392]

約数ペア:

[(1, 254751392), (2, 127375696), (4, 63687848), (7, 36393056), (8, 31843924), (14, 18196528), (16, 15921962), (17, 14985376), (19, 13407968), (28, 9098264), (32, 7960981), (34, 7492688), (38, 6703984), (49, 5199008), (56, 4549132), (68, 3746344), (76, 3351992), (98, 2599504), (112, 2274566), (119, 2140768), (133, 1915424), (136, 1873172), (152, 1675996), (196, 1299752), (224, 1137283), (238, 1070384), (266, 957712), (272, 936586), (304, 837998), (323, 788704), (392, 649876), (476, 535192), (503, 506464), (532, 478856), (544, 468293), (608, 418999), (646, 394352), (784, 324938), (833, 305824), (931, 273632), (952, 267596), (1006, 253232), (1064, 239428), (1292, 197176), (1568, 162469), (1666, 152912), (1862, 136816), (1904, 133798), (2012, 126616), (2128, 119714), (2261, 112672), (2584, 98588), (3332, 76456), (3521, 72352), (3724, 68408), (3808, 66899), (4024, 63308), (4256, 59857), (4522, 56336), (5168, 49294), (6664, 38228), (7042, 36176), (7448, 34204), (8048, 31654), (8551, 29792), (9044, 28168), (9557, 26656), (10336, 24647), (13328, 19114), (14084, 18088), (14896, 17102), (15827, 16096)]