74971904

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 190729728

約数和(自身を除く): 115757824

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 92, 107, 112, 119, 128, 136, 161, 184, 214, 224, 238, 256, 272, 322, 368, 391, 428, 448, 476, 544, 644, 736, 749, 782, 856, 896, 952, 1088, 1288, 1472, 1498, 1564, 1712, 1792, 1819, 1904, 2176, 2461, 2576, 2737, 2944, 2996, 3128, 3424, 3638, 3808, 4352, 4922, 5152, 5474, 5888, 5992, 6256, 6848, 7276, 7616, 9844, 10304, 10948, 11984, 12512, 12733, 13696, 14552, 15232, 17227, 19688, 20608, 21896, 23968, 25024, 25466, 27392, 29104, 30464, 34454, 39376, 41216, 41837, 43792, 47936, 50048, 50932, 58208, 68908, 78752, 83674, 87584, 95872, 100096, 101864, 116416, 137816, 157504, 167348, 175168, 191744, 203728, 232832, 275632, 292859, 315008, 334696, 350336, 407456, 465664, 551264, 585718, 630016, 669392, 700672, 814912, 1102528, 1171436, 1338784, 1629824, 2205056, 2342872, 2677568, 3259648, 4410112, 4685744, 5355136, 9371488, 10710272, 18742976, 37485952, 74971904]

約数ペア:

[(1, 74971904), (2, 37485952), (4, 18742976), (7, 10710272), (8, 9371488), (14, 5355136), (16, 4685744), (17, 4410112), (23, 3259648), (28, 2677568), (32, 2342872), (34, 2205056), (46, 1629824), (56, 1338784), (64, 1171436), (68, 1102528), (92, 814912), (107, 700672), (112, 669392), (119, 630016), (128, 585718), (136, 551264), (161, 465664), (184, 407456), (214, 350336), (224, 334696), (238, 315008), (256, 292859), (272, 275632), (322, 232832), (368, 203728), (391, 191744), (428, 175168), (448, 167348), (476, 157504), (544, 137816), (644, 116416), (736, 101864), (749, 100096), (782, 95872), (856, 87584), (896, 83674), (952, 78752), (1088, 68908), (1288, 58208), (1472, 50932), (1498, 50048), (1564, 47936), (1712, 43792), (1792, 41837), (1819, 41216), (1904, 39376), (2176, 34454), (2461, 30464), (2576, 29104), (2737, 27392), (2944, 25466), (2996, 25024), (3128, 23968), (3424, 21896), (3638, 20608), (3808, 19688), (4352, 17227), (4922, 15232), (5152, 14552), (5474, 13696), (5888, 12733), (5992, 12512), (6256, 11984), (6848, 10948), (7276, 10304), (7616, 9844)]